Thermoreceptors communicate with the hypothalamus by detecting changes in temperature.
What do the terms tissue and tissue mean?The cardiac tissue in your heart is an example of tissue, which is a component of a living thing's body formed of similar cells. A tissue is another soft, delicate piece of paper that is used for wiping tears and noses.
What use does tissue serve?Tissue is a collection of cells with a common structure and function that work as a single unit. The body's tissues give it form and aid in energy storage and heat retention. Connective tissue, parenchyma cells, muscle tissue, and nervous tissue are the four different types of tissues.
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Which of the following statements about the active site of an enzyme is correct?
a. The active site has a fixed structure (shape).
b. Coenzymes are rarely found in the active site of an enzyme.
c. The structure of the active site is not affected by changes in temperature.
d. The active site allows the reaction to occur under the same environmental conditions as the reaction without the enzyme.
e. The active site may resemble a groove or pocket in the surface of a protein into which the substrate fits.
d. The active site allows the reaction to occur under the same environmental conditions as the reaction without the enzyme.
of the following statements about the active site of an enzyme is correct
Why is an enzyme's active site significant?At critical places in their structures known as active sites, enzymes bind substrates. They frequently have a very narrow range of substrates to which they will attach. Most metabolic processes would take significantly longer to complete without enzymes and would be too slow to support life.
Proteins called enzymes greatly accelerate chemical processes by decreasing their activation energy.
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what is the mechanism by which toxic shock syndrome toxin-1 (tsst-1) causes tss? a. the bacteria release the toxin into the blood and it goes to the hypothalamus to produce an extremely high fever. b. the bacteria release the toxin into the gastrointestinal system where phagocytes engulf the bacteria, leaving a pseudomembrane that irritates the colon. c. the toxin is a superantigen that stimulates t-cell proliferation with production of large amounts of cytokines. d. all of the above
c.the toxins is a superagent that stimulates T-cell proliferation with production of large amount of cytokines.
The prototype superantigen toxic shock syndrome toxin-1 (TSST-1), which is released by a strain of Staphylococcus aureus in susceptible hosts, affects the vascular system by inducing shock, fever, and inflammation.
TSST-1-producing bacteria can be found in any part of the body, however they are more prevalent in infected women's vagina. Patients with toxic shock syndrome (TSS) often exhibit TSST-1, a bacterial exotoxin that can also be present in menstrual women, men, and children. Men account for one-third of all TSS cases. Any type of skin wound or surgical wound could be the cause of this statistic.TSST-1 is the cause of 50% of non-menstrual and 100% of all menstrual TSS cases.
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What are the two methods of selection?
Selection is the process of choosing one or more plants from the population while removing the undesired ones that have the desired traits. The two selection methods are pure-line selection and mass selection.
In mass selection, a group of people chosen for their appearance are mated, their offspring are further chosen for the desired traits, and the process is repeated for as many generations as needed. Pedigree selection is the process of picking breeding stock based on the quality and capacity of ancestors' reproduction. Progeny selection refers to the decision to use a breeding stock based on the testing or performance of their descendants or offspring. Pure-line selection is choosing and breeding offspring from superior organisms over a number of generations until a line of organisms that solely possess the desired traits has been established.
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In peas the trait for tall plants is dominant (T) and the trait for short plants is recessive (t). The trait for yellow seed color is dominant (Y) and the trait for green seed color is recessive (y). A cross between two plants results in 296 tall yellow plants and 104 tall green plants. Which of the following are most likely to be the genotypes of the parents
The trait for tall plants is dominant TtYy x TtYy, The yellow-seed allele is dominant and the green-seed allele is recessive.
What is an example of an allele?The dominant purple and recessive white alleles are responsible for flower color in pea plants.Black, brown, blonde hair color alleles.Alleles are different versions of a chromosome that, in this example, give your child a certain eye color.
Do humans have allele?Since each genetic locus in humans contains two alleles, one of which is inherited from each parent, they are referred to as diploid creatures. The genotype of each set of alleles corresponds to a particular gene.
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Hi^^ please help me (NO SCA.M ANSWERS!!!) I kin.da need the answer soon.
Think of ways in which scientists are presently challenging our ideas about the Universe??
Scientists have always challenged already existing "facts" about the universe such as the evidence that the earth is round and not flat as originally thought
How are scientists challenging our ideas about the Universe?The red shift of light is one piece of evidence that the universe is expanding. From other galaxies, light comes to our planet. The wavelength of that light lengthens as the light from that galaxy approaches Earth and the distance between Earth and the galaxy widens.
Science and scientists are always on the lookout for new ways to explain phenomena about the universe that would challenge our beliefs and they do this using the scientific method.
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Hiro tests the efficiency of the lab’s autoclave and blood gas analyzer. He adjusts the machines when necessary so that test results will come out as accurately as possible. What specialty of biomedical engineering does Hiro MOST likely work in?
bioengineer
medical engineer
clinical engineer
rehabilitation engineer
Hiro most likely holds a position as a clinical engineer.
Is working in biomedical engineering stressful?After earning a degree, a biomedical engineer's job is rigorous but not overly difficult or stressful. In contrast, other healthcare professions entail lengthy hours and strenuous physical and mental demands of the body.
Do biomedical engineers practise medicine?Both physicians and biomedical engineers assist individuals, but in different ways. A doctor has an impact on the lives of the people they treat. Biomedical engineers don't always deal directly with patients; instead, they create and develop the tools that are utilised to identify and treat patients' medical issues.
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compared to a cell with few aquaporins in its membrane, a cell containing many aquaporins will
(A) have a faster rate of osmosis.
(B) have a lower water potential.
(C) have a higher water potential.
(D) accumulate water by active transport.
The correct option is A; Have a faster rate of osmosis, Aquaporins efficiently speed up the total rate of water diffusion across the cell membrane due to the sluggish diffusion of water through the lipid bilayer.
Aquaporins are proteins that allow water to enter and exit cells more quickly than through the phospholipid bilayer in a range of bacteria, fungal, animal, and plant cell membranes.
It is true that cells called aquaporins border the PCT and have an impact on water retention. The proximal convoluted tubules' linings include particular structures called aquaporins, which are responsible for retaining water.
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List the effect of penguin population decrease and explain about how food supply and predators effect on them?
Answer:Habitat loss, pollution, fishing.
Explanation:Habitat loss, pollution, and fishing, all factors humans can readily mitigate, remain the primary threats for penguin species. Their future resilience to further climate change impacts will almost certainly depend on addressing current threats to existing habitat degradation on land and at sea.
White blood cells are most closely associated with which two body systems?
answer choices
circulatory and digestive
immune and circulatory
digestive and excretory
excretory and immune
White blood cells are most closely associated with the Immune system and circulatory system two body systems.
White blood cells are the crucial players in your vulnerable system. They're made in your bone gist and are part of the lymphatic system. White blood cells move through blood and towel throughout your body, looking for foreign particles similar to bacteria, contagions, spongers, and fungi.
Although white cells are set up in the rotation, utmost do outside the rotation, within napkins, where they fight infections; the many in the bloodstream are in a conveyance from one point to another.
Although the cells look analogous there are two main types, B- cells and T- cells. B- cells develop in the bone gist. T cells are born in the bone gist but are progressed in the Thymus. There will be more on this in the section on the vulnerable system.
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a natural resource of north africa that is often used in fertilizers
1
2
3
4
A cell must continuously sort useful materials from its
waste products and then remove or recycle the waste. One
way a cell does this is to first put tiny tags on proteins that
are no longer needed. These tags, which are small
polypeptide chains 76 amino acids long, are called
ubiquitin.
Ubiquitin tags direct proteins to compartments of the cell
called proteasomes. Within each proteasome, ubiquitin-
tagged proteins are deconstructed into their component
amino acids. These pieces can be repurposed to build new
proteins.
Sometimes organs stop processing waste effectively,
allowing the waste to pile up and contributing to many
diseases. Alzheimer's disease, for example, includes piles
of waste proteins in the brain called tangles, while
Parkinson's disease involves the accumulation of recyclable
material into Lewy bodies. Mallory bodies are piles of waste
proteins common in liver disease. These piles, known
generically as inclusions, can be identified under the
microscope because they are covered in tiny ubiquitin tags.
A problem in the breakdown of ubiquitin-tagged proteins
may be one cause of soinocerebellar ataxia tvoe 1. In this
Why do individuals with spinocerebellar ataxia experience loss of
muscle control, even though the ataxin-1 protein builds up only in
the brain and spinal cord?
OA. Inclusions can build up in all body systems and can cause
debilitating effects.
OB. Genetic mutations in the ataxin-1 protein cause muscular
proteins to change shape.
OC. When the ubiquitin tagging system does not work
effectively, cellular waste can build up in the muscles.
OD. The neurons affected by the ataxin-1 protein buildup are
in a region of the brain that manages muscle control.
Based on the role of ubiquitin in protein deconstruction as stated in the passage, the correct options are as follows:
to tag waste proteins for recycling in the proteasomes; option A.
Wastes will build up in vital organs, and the organism will experience disease; option D
the neurons affected by the ataxin-1 protein buildup are in a region of the brain that manages muscle control; option D.
What are phrases?
Phrases refers to a group of words which contains a verb but which on their own do not make complete sense.
In the description of the role of Ubiquitin, it is described as a small polypeptide chain containing 76 amino acids. The main tole of ubiquitin is to tag proteins for deconstruction in the proteasomes.
Therefore, the phrase describes the purpose of ubiquitin is to tag waste proteins for recycling in the proteasomes; option A.
Based on the passage, the statement that describes the overall consequence of proteins containing mutations is: Wastes will build up in vital organs, and the organism will experience disease; option D
Individuals with spinocerebellar ataxia experience loss of muscle control, even though the ataxin-1 protein builds up only in the brain and spinal cord because the neurons affected by the ataxin-1 protein buildup are in a region of the brain that manages muscle control; option D.
In conclusion, mutations in ubiquitin-tagged proteins will result in accumulation in the body since they cannot be deconstructed in the proteasomes.
which four of the following are functions of lipopolysaccharide? multiple select question. contributes to the negative charge of the cell maintains cell shape as a structural support provides energy for flagellar rotation stabilizes the outer membrane aids in genome replication makes a permeability barrier protects from environmental toxins (and immunological factors)
Four functions of lipopolysaccharide : Makes permeability barrier, Protects from environmental toxins (and immunological factors), contributes to the negative charge of cell and stabilizes the outer membrane.
What are lipopolysaccharide?Lipopolysaccharides (LPS) are mainly derived from gut microbiome and are chemical molecules located in the outer membrane of Gram-negative bacteria.
When bacteria are living in the digestive tract, LPS serves as a permeability barrier and structural integrity to prevent harmful compounds like toxins and bile salts from entering the bacterial cell.
By triggering an immune reaction involving components in the blood (complement and Toll-like receptors), LPS causes fever by triggering the creation of prostaglandins and sending signals to the brain to raise body temperature.
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what are the proteins in the connective tissues of the foot examples of? responses structural proteins structural proteins antibody proteins antibody proteins storage proteins storage proteins transport proteins
Structured proteins include those found in the connective tissues of the foot.
What functions do proteins serve for the body?Protein can be found in every human cell. A chain of amino acids makes up the fundamental building block of proteins. For your body to repair damaged cells and create new ones, you need protein in your diet. In addition, children, teenagers, and expectant women need protein for healthy growth and development.
Does peanut butter include a lot of protein?Peanut butter is a strong source of protein and is high in heart-healthy fats, which might be beneficial for vegetarians trying to increase their protein intake. Up to 8 grams of protein and 2 to 3 grams of fiber can be found in a 2-tablespoon serving of peanut butter.
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where are hydrogen bonds located within the dna? in the center of the molecule linking the phosphorus and the deoxyribose on the backbone of the molecule linking the phosphate group and the deoxyribose sugar in the center of the molecule linking the nitrogen bases of both strands on the backbone of the molecule linking the nitrogen bases to the deoxyribose
The correct answer is B) on the backbone of the molecule linking the phosphate group and the deoxyribose sugar. Hydrogen bonds are located on the backbone of the DNA molecule, linking the phosphate group and the deoxyribose sugar in each strand. This bond holds the two strands together and allows them to form the double helix structure of DNA.
Hydrogen bonds are a type of chemical bond formed when the positively charged hydrogen atom of one molecule is attracted to the negatively charged atom of another molecule. In the case of DNA, the hydrogen bond is formed between the phosphate group and the deoxyribose sugar in each strand of the double helix structure.
This bond is what holds the two strands together and is essential for the correct structure of the DNA molecule. Without these hydrogen bonds, the two strands of DNA would not be able to fit together correctly and the genetic information contained within the molecule would not be able to be accurately replicated. Hydrogen bonds are also important for other biological processes such as protein folding, DNA replication, and gene expression.
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Researchers studied the relationship between glucose concentration, oxygen level, and ATP production in one type of mammalian cell. Cells were isolated and cultured in growth medium containing either 1.5m
Oxygen is only required for cellular/aerobic respiration. This process will take place in the mitochondria and is abbreviated as:
C₆H₁₂O₆ + 6 O₂ → 6 CO₂ + 6 H₂O + ≈38 KJ energy
Cellular respiration requires glucose and is broken down by several processes starting in the cytoplasm to produce energy in the form of ATP. Oxygen serves as the final electron acceptor after electrons complete the reaction down the electron transport chain and ATPase. Water is produced as a by-product. Cellular respiration is a series of chemical reactions that break down glucose to produce ATP, which is used as energy to power many reactions throughout the body. Cellular respiration consists of three main steps. Glycolysis, citric acid cycle, and oxidative phosphorylation.
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The complete question is
Researchers studied the relationship between glucose concentration, oxygen level, and ATP production in one type of mammalian cell. Cells were isolated and cultured in growth medium containing either 1.5mM glucose or 25 mM glucose and at oxygen levels that varied from 0% to 21% . The researchers determined the concentration of ATP per cell under the different conditions. The ATP concentrations are shown as relative to the maximum ATP concentration obtained when cells were cultured in the presence of 25 mM glucose and 21% oxygen, standard culture conditions. The data are shown in Table 1. Describe the role of oxygen in cellular respiration.
What is the goal of cellular respiration?To provide the cell with energy in the form of ATP.Which of the four phases of cellular respiration result in the production of ATP?O 1 glucose ---> 2 pyruvate ---> 2 acetyl-CoA, 2 CO2, 2 NADH.O Glycolysis, the Krebs cycle, and oxidative phosphorylation.O The link reaction and the Krebs cycleO They're used in oxidative phosphorylation
The goal of cellular respiration is to provide the cell with energy in the form of ATP. The final phase of cellular respiration which results in the production of ATP is: Glycolysis, the Krebs cycle, and oxidative phosphorylation. Thus Second Option is the answer.
Cellular respiration is the process by which cells convert the energy stored in food molecules into a form that the cell can use, called ATP (Adenosine triphosphate). The goal of cellular respiration is to provide the cell with energy in the form of ATP.
The process of cellular respiration is divided into four phases: glycolysis, the Krebs cycle, the electron transport chain, and oxidative phosphorylation. During glycolysis, one glucose molecule is converted into two pyruvate molecules and produces a small amount of ATP.
In the Krebs cycle, pyruvate molecules are converted into acetyl-CoA and CO2. The electron transport chain and oxidative phosphorylation are the final stages of cellular respiration, where the high-energy electrons from the Krebs cycle are used to produce ATP through a process called chemiosmosis. This process is responsible for the majority of the ATP produced by the cell.
In summary, the final phase of cellular respiration which results in the production of ATP is: Glycolysis, the Krebs cycle, and oxidative phosphorylation. The energy produced during cellular respiration is used by the cell for various functions like active transport, protein synthesis, and movement.
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Mustard farming was done with beekeeping. In one of the seasons, bees were killed accidentally by the use of insecticides. Mustard production was also decreased. Explain.
Answer:
as resulted in a decrease in mustard production.
Explanation:
Mustard output has probably decreased as a result of pesticide usage that accidentally kills bees. This is due to the fact that bees are essential for the pollination of mustard plants. The transport of pollen from a plant's male reproductive organs to its female reproductive parts, which enables fertilization and the development of seeds, is known as pollination. Mustard plants require pollination in order to set seed and generate a crop.
The accidental killing of bees by the use of insecticides led to a decrease in mustard production because bees play a crucial role in the pollination of mustard plants, Without pollination, mustard plants will not produce seeds, and will not yield a harvest. Mustard farming is often done in conjunction with beekeeping, so when the bees were killed by the use of insecticides, it is likely that the number of bees available for pollination decreased, leading to fewer mustard plants producing seed. This, in turn, resulted in a decrease in mustard production.
draw a diagram of cranium
Explanation:
This is the diagram of a cranium/skull.
Which of the following are examples of processes used to produce transgenic organisms?
A. Crossing the offspring of pea plants over many generations to produce dominant traits
B. Bacterial DNA that code for herbicide tolerance is inserted into the genome of a soyabean plant
C. Cloning bacteria over many generations to create more copies
D. Crossing two different species to produce a hybrid organism
Crossing the offspring of pea plants over many generations to produce dominant traits is the example of Transgenic organisms.
What are transgenic animals?
Transgenic animals are those whose genomes have purposefully been altered to include a foreign gene, most frequently a mouse gene.
These creatures are often produced by microinjecting DNA into the pronuclei of a fertilized egg, which is then implanted into the oviduct of a surrogate mother who isn't actually pregnant.
As a result, the receiving animal bears offspring that have undergone genetic modification. To create a transgenic line, the offspring are then bred with other transgenic offspring.
Therefore, Crossing the offspring of pea plants over many generations to produce dominant traits is the example of Transgenic organisms.
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Rising levels of atmospheric carbon dioxide will cause which of the following changes in oceanic chemistry? *Check all that apply.*
1. Lower pH
2. Increased level of carbonic acid
3. Decreased level of pH
4. Higher pH
Rising levels of atmospheric carbon dioxide will cause lower pH in oceanic chemestry. So the correct option is 1.
What is the ocen acidification?The acidification of the ocean is a process in which the pH is going to be reduced, this is going to be given by an increase of carbon dioxide in the atmosphere, changing its chemical composition. This acidification occurs when by chemical reactions the ocean water absorbs carbon dioxide from the environment. This will occur naturally but due to the increase in carbon dioxide due to the industrial revolution, fuel burning and forest clearing.
This caused the ocean to have lowered its pH, which is a danger to creatures that live in the ocean. Acidification weakens the shells of ocean creatures and also affects corals and oysters.
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a dog's cells carry out many processes at once. some cells are involved in muscle contraction and some are involved in growing fur. which statement tells the most important factor that allows cells to keep accomplishing their many processes?
The most important factor that allows cells to keep accomplishing their many processes is the presence of a functioning cell membrane.
which controls the flow of substances in and out of the cell and allows for communication between the cell and its environment. Cells carry out the process of metabolism, which includes various chemical reactions that convert nutrients into energy and building blocks for growth and repair. This is accomplished through the coordination of various organelles and structures within the cell, such as the mitochondria for energy production, the endoplasmic reticulum and Golgi apparatus for protein and lipid synthesis, and the ribosomes for protein synthesis. Additionally, cells have specialized structures such as the cell membrane, which controls the flow of substances in and out of the cell and allows for communication between the cell and its environment, and the nucleus, which contains the cell's genetic material and controls the cell's activities.
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once glucose has been broken down to pyruvic acid by yeast, it can follow the fermentation pathway. describe fermentation. under what conditions does it operate? what is the benefit of fermentation to the yeast cell?
When oxygen is not present, pyruvate will undergo a process called fermentation. In the process of fermentation the NADH + H+ from glycolysis will be recycled back to NAD+ so that glycolysis can continue.
What is fermentation ?A material decomposes into a simpler substance during the fermentation process. In the absence of oxygen or an electron transport chain, fermentation is the metabolic process by which organic molecules (mostly carbohydrates like starch or sugar) are transformed into acids, gases, or alcohol.
Anaerobic circumstances necessitate fermentation because it enables the cell to produce NAD+ from NADH and maintain glycolysis. When NADH is oxidised at the mitochondria's electron transport chain under aerobic circumstances, NAD+ is produced again.
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an ecologist in your school is developing models to explain the energy flow in a salt marsh on a local set of barrier islands. this type of research is rooted in
The type of research that goes into developing models is systems ecology.
What exactly is system ecology?Ecology is the study of organisms in their natural environment or the interconnections between organisms and their surroundings. Systems ecology is a method for studying ecosystems that relies on formal processes such as systems thinking, synthesizing, and modeling. Using applied mathematics, mathematical models, and computer programs, system ecology tries to clarify the function and structure of ecosystems.Ecology is classified into various types, including molecular ecology, organismal ecology, population ecology, community ecology, global ecology, landscape ecology, and ecosystem ecology.Learn more about systems ecology:
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Yearly, how much of the rainforest is deforested? what is a theory on how deforestation can affect the global climate?
the Deforestation Crisis More than 15 billion trees are lost to deforestation each year, which is the startlingly succinct response to the question of how many trees are cut down annually.
The main cause of climate change is deforestation. The second greatest anthropogenic source of atmospheric carbon dioxide emissions, after the burning of fossil fuels, is changes in land use, particularly in the form of deforestation. Burning forest biomass and decomposing leftover plant matter and soil carbon release greenhouse gases into the atmosphere. Results for deforestation emissions are comparable between global models and national greenhouse gas inventories. In 2019, 11% of the world's greenhouse gas emissions were attributable to deforestation. [6] Tropical deforestation is contributing to an increase in carbon emissions. Growing woods act as a carbon sink and may also help to lessen the consequences of climate change. Deforestation might occur as a result of some effects of climate change, including an increase in wildfires. There are numerous ways to destroy forests, including wildfires, agricultural clearcutting, cattle ranching, and harvesting for lumber.
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Debooster cylinders are used in brake systems primarily to
An aircraft uses debooster cylinders are used in brake in flight is under the influence of many forces. The four primary forces acting on a straight and levelled aircraft are weight, lift, thrust and drag.
Forces on an Aircraft weight is defined as the force acting on the aircraft due to gravity. Lift is the force acting perpendicular to relative motion and opposes weight. The wings of an aircraft are curved on top but flat at bottom.
This cross sectional shape of wings is known as airfoil. When this shape moves through the air at a high speed, air velocity is higher at the top surface of the wing than the bottom. This causes the pressure on top of the wing to be lower than the pressure on the bottom of the wing.
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What are 2 examples of interactions among organisms and their environment?
examples of interactions among organisms and their environment: Flowers that have been pollinated by insects give the insects nourishment in the form of nectar and pollen. For the benefit of the living trees, dead wood is broken down by fungi to produce energy.
The interconnections in factual ecosystems are more varied and intricate. In the particular populations of the colorful species, these relations constantly beget feedback. Populations of organisms can be constrained by competition for coffers and predation. Positive relations can boost the populations of both interacting species. also, the species have an impact on their surroundings, modifying the Earth's face and the coffers available to ecosystems. thus, relations between species play a significant part in how life on Earth endures and develops over time. The maturity of relations between species affect in both benefits and downsides for the brutes involved, although sometimes the issues are more unevenly balanced.
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Is disruptive selection adaptive?
Disruptive selection can be considered adaptive in certain situations. When the environment favors individuals with extreme traits, it can lead to the formation of two distinct subpopulations.
This can increase the overall genetic diversity of a population and increase the chances of disruptive selection survival of the population in case of a change in the environment. For example, in a population of birds, birds with very long beaks may be better able to disruptive selection reach deep flowers for food, while birds with very short beaks may be better able to crack open seeds. Birds with beaks of intermediate length may not be able to perform either task as well and may be at a disadvantage. However, disruptive selection can also be maladaptive if the environment changes and the extreme traits that are being favored are no longer beneficial to the population. In this case, the population may be at a disadvantage and less adaptable to the new environment.
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the molecular and fossil records are in agreement with the appearance of animals. true or false
The given statement “The molecular and fossil records are in agreement with the appearance of animals.” is false because due to the rarity of fossilization, the fossil record is thought to be incomplete. The remains must be covered by sediments and left undisturbed for thousands of years in order for fossilization to take place.
One of the most important periods in the evolution of life was the emergence of animals, although the timing of this transition is still poorly understood. Animals are thought to have evolved and started to diversify more than 100 million years before the first conclusive Cambrian metazoan fossil evidence. Closer examination finds that, contrary to popular belief, there is less of a divergence between clock estimations and the fossil record. The presence of the crown-representatives of the majority of animal phyla in the Neoproterozoic is not predicted by contemporary clock analysis. In addition, a number of Neoproterozoic fossils can be reliably interpreted as metazoans despite obstacles posed by imperfect preservation, a lack of phylogenetically informative features, and hazy expectations about the anatomy of early animals.
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the evolutionary development of the species h. sapiens: a. is the result of both genetic and environmental factors. b. is determined solely by genetic factors. c. is solely a mendelian trait. d. is determined solely by environmental factors.
The evolutionary development of the species is the result of both genetic and environmental factors.
The evolution of the species Homo sapiens, like all species, is the result of both genetic and environmental factors. Genetic factors include mutations and genetic variations that can be passed down from one generation to the next and can influence the development of certain traits. Environmental factors include the physical and biological conditions of the environment in which the species lives, such as climate, food sources, competition with other organisms, and natural selection.
The genetic factors play a role in the evolution of the species by providing the potential for different traits to be expressed in different individuals, while the environmental factors play a role by selecting for certain traits that are beneficial for survival and reproduction in a given environment.
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The chemical form of energy that is usable by the cell to do work.
NADPH
ATP
glucose
NADH
All living species cells include the energy-carrying chemical adenosine triphosphate (ATP).
The correct option is B.
When food molecules are broken down, chemical energy is produced. ATP absorbs this energy and uses it to power other cellular operations. Chemical energy is needed by cells to power metabolic activities that would not take place naturally, to transport necessary molecules across membranes, and to carry out mechanical functions like muscle contraction. Chemical energy cannot be stored in ATP, but it may be in lipids and carbs like glycogen. ATP is created when a cell requires energy from storage molecules. ATP then transports the energy to regions of the cell where energy-intensive processes are occurring.
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