Natural selection starts with the creation of new alleles that are directed toward improving an organism's fitness is the false statement
What is natural selection?
Natural selection is the variation in individual survival and procreation brought on by phenotypic variances. The evolution of a population's heritable features across generations is a fundamental mechanism of evolution. The term "natural selection" was popularized by Charles Darwin, who contrasted it with artificial selection, which, in his opinion, is intentional whereas natural selection is not.At the expense of less favorable variants, those genotypic variations (the full complex of genes inherited from both parents) that boost an organism's chances of survival and reproduction are conserved and multiplied from generation to generation. As a result of this process, evolution frequently takes place. Natural selection can result from variations in survival, fertility, growth rate, mate-success rates, or any other part of the life cycle. Natural selection is responsible for all of these variations to the extent that they influence how many offspring an organism produces.Hence, option A is correct
To learn more about natural selection click on the link
https://brainly.com/question/23929271
#SPJ1
I understand that the question is Which of the following statements regarding natural selection is false?
A. Natural selection starts with the creation of new alleles that are directed toward improving an organism's fitness.
B. Natural selection depends on the local environment at the current time.
C. Natural selection can be observed working in organisms alive today.
D. Natural selection and evolutionary change can occur in a short period of time (a few generations).
in comparison with the renal cortex, fluid in the proximal tubule is hyperosmotic.
The proximal tubule fluid is more hyperosmotic than the renal cortex, but this does not influence what is causing the acid-base disruption.
How does hyperosmotic work?In the extracellular space, the first drop in temperature results in the formation of crystals, which creates a hyperosmotic environment that draws water out of the cells and causes them to contract. Organelles & biological membranes are damaged as a result of inner crystal formation as the temperature drops.
What transpires inside a hyperosmotic environment to a cell?A cell submerged in a 10% dextrose hyperosmotic , osmotic pressure solution would initially lose area as water departs and then start gaining proportion as glucose is delivered through into cell as moisture follow by osmosis. This is because water crosses cell surfaces more quickly than solutes do.
To know more about Hyperosmotic visit:
https://brainly.com/question/28302809
#SPJ1
Of the following chromosomal abnormalities, which type is most likely to be viable in humans? View Available Hint(s) Trisomy O Haploidy O Monosomy O Triploidy
The type of chromosomal abnormalities most likely to live in humans is trisomy.
Trisomy is a chromosomal disorder, where there is 1 extra chromosome which causes the number of chromosomes in humans to be 47, which should be 46.
In contrast to trisomy, in which only certain chromosomes are extra in a cell, for example, an excess of chromosome 21 which can cause Down syndrome, a triploidy condition will make all chromosomes that normally have 46 or 23 pairs to a total of 69 chromosomes. The often-lethal ploidy syndrome.
Monosomy syndrome has occurred because a normal ovum with an X chromosome is fertilized by nondisjunction spermatozoa that do not contain sex chromosomes (O), so only 45 chromosomes are formed, with the symbol 22 AA + X.
Learn more about chromosomal abnormalities at https://brainly.com/question/13989814
#SPJ4
the two major components of blood are
Red blood cells and plasma make up most of the blood.
What is blood explain?
Both liquid and solid components make up blood. The liquid portion of the body, plasma, is made up of water, salts, and protein. Your blood contains more than 50% plasma. Red blood cells, white blood cells, and platelets make up your blood's solid portion. Red blood cells transport oxygen from your lungs to your tissues and organs (RBC).
Why blood is red?
Red blood cells contain the protein hemoglobin, which carries oxygen. Hemoglobin absorbs oxygen in the lungs, giving blood its vivid red color.
Which organ makes blood?
The bone marrow.
To know more about blood visit
https://brainly.com/question/17486520
#SPJ4
what was the effect on the amount of hoxd13 mrna when just segment c was deleted?
The quantity of Hoxd13 mRNA generated was unaffected by the ablation of segment C. Hoxd13 mRNA was only generated at a rate of around 60% of the control level.
The homeobox-containing gene HOXD13, which is situated at the most 5′ end of the HOXD cluster, is crucial for the development of the limbs. It has been established that human HOXD13 mutations can result in limb deformities, with varying degrees of expressivity and a broad range of clinical symptoms.
The first of multiple HOXD genes found in a group on chromosome 2 is HOXD13. Severe limb and genital deformities have been linked to deletions that eliminate the whole HOXD gene cluster or the 5' end of this cluster.
To learn more about Hoxd13 mRNA click here:
https://brainly.com/question/8136756
#SPJ4
plants undergo photosynthesis in order to provide oxygen into the air, which is vital for the human body to stay alive: 6 co2 6 h2o light equation c6h12o6 6 o2 if there were 2.38 x 102 g of h2o and 18.6 moles of co2, how much c6h12o6 can be produced?
To calculate how much c6h12o6 can be produced, you will need to use the balanced equation above.
There are 6 moles of CO2 for every 1 mole of C6H12O6, so 18.6 moles of CO2 would produce 3.1 moles of C6H12O6.
There are also 6 moles of H2O for every 1 mole of C6H12O6, so 2.38 x 102 g of H2O would produce 0.4 moles of C6H12O6.
Therefore, the total amount of C6H12O6 that can be produced is 3.5 moles.
What do you mean by Photosynthesis?
Photosynthesis is the process by which plants, algae and some bacteria use the energy from sunlight to convert carbon dioxide and water into glucose and oxygen. This process allows plants to use the energy from sunlight to create the food they need to survive. The oxygen produced during photosynthesis is released into the atmosphere, providing a valuable source of oxygen on which other organisms depend.
To know more about Photosynthesis,
https://brainly.com/question/19160081
#SPJ4
The main homeostatically regulated compartment of the body is __________.
intracellular fluid
extracellular fluid
fluid within neurons in the brain
fluid within the cavities (lumens) of hollow organs
The main homeostatically regulated compartment of the body is b) extracellular fluid.
In the field of biology, extracellular fluid can be described as the fluid that runs in the body but is not confined to the cells of the body. In other terms, the fluid that is not present in cells of the body is extracellular fluid.
The homeostatic conditions of extracellular fluid such as the blood and the lymph need to be highly maintained in order for the proper circulation of materials into and out of the cell. If the extracellular fluid is not regulated and has an imbalance in its hemostatic requirements, then the materials that are transported through this fluid will not be properly transported.
The question will correctly be written as:
The main homeostatically regulated compartment of the body is __________.
a) intracellular fluid
b) extracellular fluid
c) fluid within neurons in the brain
d) fluid within the cavities (lumens) of hollow organs
To learn more about extracellular fluid, click here:
https://brainly.com/question/14445684
#SPJ4
although some genes are repressed, most genes in eukaryotic cells are activated through the action of regulatory sequences called
True. Because if recessive is shown, you know genotype (aa is the only possibility).
False if it shows dominant, don't know genotype because it could be Aa or AA.
.The Hardy-Weinberg equilibrium is a precept declaring that the genetic version in a population will remain regular from one era to the following inside the absence of demanding elements. when mating is random in a huge populace without a disruptive occasions, the law predicts that both genotype and allele frequencies will continue to be constant due to the fact they're in equilibrium.
The Hardy-Weinberg equilibrium can be disturbed by means of some of forces, such as mutations, natural choice, nonrandom mating, genetic drift, and gene flow. as an example, mutations disrupt the equilibrium of allele frequencies with the aid of introducing new alleles right into a population. similarly, natural choice and nonrandom mating disrupt the Hardy-Weinberg equilibrium due to the fact they bring about adjustments in gene frequencies. This takes place because positive alleles assist or damage the reproductive achievement of the organisms that convey them. any other factor which could upset this equilibrium is genetic glide, which happens whilst allele frequencies develop better or lower by way of hazard and normally takes region in small populations. Gene flow, which takes place whilst breeding between two populations transfers new alleles right into a populace, can also adjust the Hardy-Weinberg equilibrium.
because all of those disruptive forces generally arise in nature, the Hardy-Weinberg equilibrium not often applies in reality. therefore, the Hardy-Weinberg equilibrium describes an idealized state, and genetic versions in nature can be measured as modifications from this equilibrium state.
To know more about Hardy-Weinberg equilibrium click here
https://brainly.com/question/16823644
#SPJ4
Water is described by which of the following phrases? Choose one or more: O A. can form ionic
bonds with neighboring atoms O B. can form hydrogen bonds with neighboring atoms O C. ionic molecule O
D. polar molecule
Water is a special molecule because of its ability to form hydrogen bonds with neighboring atoms, which gives it a slightly polar nature. This is what allows it to form strong hydrogen bonds with other molecules and ions in its vicinity.
Options, B & D.Water is described by which of the following phrases? B. Can form hydrogen bonds with neighboring atomsD. Polar moleculeThe presence of hydrogen bonds in water also contributes to its unique physical properties, such as its high boiling point and high surface tension. Water's ability to form hydrogen bonds also results in its high cohesion, which allows it to form drops and helps it to stick to surfaces. The hydrogen bonds also give water its high capacity for heat absorption and its relatively high viscosity.
Learn more about Solvent: https://brainly.com/question/23946616
#SPJ4
the cells located in the leaves of plants contain large amounts of chloroplasts.what is the purpose of chloroplasts in plant cells?
Plants can catch the energy of the Sun in the form of energy-rich molecules thanks to organelles called chloroplasts; cell walls allow plants to have stiff structures as diverse as wood trunks and flexible leaflets; and vacuoles allow plant cells to alter size.
What are the primary functions of chloroplasts in plant cells?Photosynthesis and oxygen-release activities in chloroplasts provide energy, which supports plant growth and crop output. As a result, chloroplasts are in charge of producing active molecules such as amino acids, phytohormones, nucleotides, vitamins, lipids, and secondary metabolites.
They are in charge of photosynthesis, which is the process of converting light energy into sugar and other organic compounds that plants and algae utilize as sustenance.
Learn more about phytohormones refer
https://brainly.com/question/8503161
#SPJ4
a mother has red-green colorblindness, so both of her x chromosomes carry the x-linked disorder. her husband does not have red-green colorblindness. if the couple has a son, what are the chances that he is colorblind? set up a punnet square to answer the question. 0% 50% 100% 25%
The likelihood that daughters will carry the gene and be able to pass it on to the following generation is 50%. A daughter has a 50% probability of not having the gene and so not being able to pass it on. Option (2)
Sons who are healthy and lack the gene have a 50% chance of doing so. On the other hand, there is a 50% probability that a boy will have the gene and manifest the characteristic or condition. Inheritance of a trait or condition is said to be X-linked if the gene responsible for it is found on the X chromosome. Men have one X and one Y chromosome, while women have two X chromosomes. Genes on the X chromosome can be dominant or recessive.
Their expression differs in males and females. Only when the gene is present in two copies in females do X-linked recessive genes express themselves (one on each X chromosome). However, for an X-linked recessive trait or condition to manifest in males, just one copy of the gene is required. For instance, a mother may unintentionally possess a recessive gene on one of her X chromosomes and convey it to her son.
Learn more about chromosomes visit: brainly.com/question/11912112
#SPJ4
Correct Question:
A mother has red-green colorblindness, so both of her x chromosomes carry the x-linked disorder. her husband does not have red-green colorblindness. if the couple has a son, what are the chances that he is colorblind? set up a punnet square to answer the question.
1. 0%
2. 50%
3. 100%
4. 25%
Glycolysis breaks glucose into (1 point)
A. four smaller molecules.
B. five smaller molecules.
C. three smaller molecules.
D. two smaller molecules.
Glycolysis breaks glucose into two smaller molecules.
What does glycolysis process?The metabolic process known as glycolysis turns glucose (C6H12O6) into pyruvate (CH3COCO2H). The high-energy molecules adenosine triphosphate (ATP) and reduced nicotinamide adenine dinucleotide are created using the free energy released during this process (NADH). A series of 10 enzyme-catalyzed processes make up glycolysis.One metabolic route that doesn't require oxygen is glycolysis. Glycolysis occurs frequently in other species, which suggests that it is an old metabolic pathway.In fact, the metal-catalyzed reactions that make up glycolysis and its parallel pathway, the pentose phosphate pathway, take place in the oxygen-free conditions of the Archean oceans.Learn more about glycolysis process refer to :
https://brainly.com/question/1966268
#SPJ1
what are specialized stinging cells in cnidarians what capsule do these cells contain how do these cells help cnidarians feed
Cnidocytes are specialized stinging cells in cnidarians. These cells surround the mouth and tentacles and are responsible for immobilizing prey with the help of toxins they contain.
With over 11,000 species of aquatic organisms found in both freshwater and marine habitats, primarily the latter, Cnidaria is a phylum within the kingdom Animalia. Cnidocytes, specialised cells that they primarily use for prey capture, are their defining characteristic.
To know more about cnidarians, click here,
brainly.com/question/23031195
#SPJ4
why the urine of postmenopausal women usually contains a high level of FSH and LH
Answer:
Postmenopausal women typically have high levels of follicle-stimulating hormone (FSH) and luteinizing hormone (LH) in their urine because these hormones are produced by the pituitary gland in response to declining levels of estrogen in the body.
During the menstrual cycle, the ovaries produce estrogen, which helps to regulate the levels of FSH and LH in the body. However, as a woman approaches menopause, the ovaries begin to produce less estrogen, leading to a decline in these hormones. In response, the pituitary gland increases its production of FSH and LH in an effort to stimulate the ovaries and maintain normal reproductive function.
As a result of this increased production of FSH and LH, postmenopausal women may have higher levels of these hormones in their urine. This is a normal physiological response to the decline in estrogen levels, and is not typically cause for concern. However, high levels of FSH and LH can sometimes indicate underlying medical conditions, such as ovarian failure or pituitary dysfunction. In these cases, it is important for postmenopausal women to discuss their hormone levels with their healthcare provider to determine the appropriate course of action.
one targert for the hormone produced in 33 is a liver cell. what is the end response of this liver cell
Although the liver has a relatively low rate of cell turnover normally, when there is an abnormal loss of hepatocytes, the other liver cell types respond swiftly to regenerate the organ and bring it back to normal.
Estrogen is the main hormone that the liver affects. Sex hormone-binding globulin (SHBG), which is produced by the liver, controls oestrogen levels. Estrogen is reabsorbed through the digestive tract when the liver isn't working properly. Our bodies' largest filter is the liver. Detoxification, which eliminates toxins and metabolic waste while removing nutrients to be kept for energy, is its main purpose. There are two stages to the liver's detoxification process. Research on hepatitis viruses and hepatocyte function requires liver cell lines that closely resemble native hepatocytes.
learn more about Estrogen Refer:brainly.com/question/28202257
#SPJ4
in pea plants, purple flowers are dominant to white flowers. if a heterozygous plant with purple flowers is testcrossed to a white plant, what phenotypic ratio will be observed in the offspring?
Temperature measurements in liquids and viscoplastic materials are achievable with immersion thermometers. Additionally, the probe tip is inserted-ready. For use in laboratories, restaurants, businesses, or heating technology, immersion thermometers from Testo are suitable.
Which four different thermometer probe kinds are there?The four temperature sensor types most frequently utilized in contemporary electronics are thermocouples, RTDs (resistance temperature detectors), thermistors, and semiconductor-based integrated circuits (IC).
Which method of measuring liquid is more accurate?Volume, which is expressed in fluid ounces, is the most precise way to measure a liquid substance like milk, water, or oil. Any liquid will occupy the same amount of space as another liquid of equal volume.
To know more about phenotypic visit:-
https://brainly.com/question/20730322
#SPJ4
mind mapping allows people to write and even draw pictures of ideas in a nonlinear format.
In a nonlinear structure, mind mapping enables people to write and even draw visuals of thoughts. The procedures used to define and regulate the work that is or is not included in a project fall under the category of project scope management.
What is stakeholders?
It makes ensuring that the project team and stakeholders agree on the products the project will create and the methods the team will employ to produce them. Instead of writing down activities in a list or trying to quickly establish a structure for tasks, people can write and even draw representations of ideas using the mind mapping approach, which uses branches radiating from a core idea to arrange thoughts and ideas. An examination of the project's outcomes is provided by the project work breakdown structure.
To learn more about mapping from given link
brainly.com/question/1565784
#SPJ4
which of the following statements best explains how the genes for antibiotic resistance can be transmitted between bacteria without the exchange of bacterial chromosomal dna?
A plasmid that can spread to nearby bacteria contains the genes for antibiotic resistance.
How bacteria can be genetically engineered to produce a desired antigen?By developing a recombinant organism, bacteria could be genetically modified to solely produce the desired antigen proteins.Because the tolerance is a result of a changing environment and has a genetic basis, the corals' adaptability is an illustration of natural selection.The recombinant bacterium will use its own transcription and translational machinery to make human insulin.There are various processes through which bacteria exchange genetic material. The recipient bacterium ingests extracellular donor DNA during transformation. In transduction, recipient bacteria are infected by donor bacteria carrying bacteriophage DNA. By mating, the donor bacterium in conjugation transfers DNA to the recipient.A plasmid that can spread to nearby bacteria contains the genes for antibiotic resistance.To learn more about genes refer,
https://brainly.com/question/21414390
#SPJ4
Drag each of the following labels into the appropriate box to identify which motor division of the peripheral nervous system is described.
The peripheral nervous system is simply divided into 2 types, which are the somatic nervous system and the autonomic nervous system.
SOMATIC
Voluntaryprincipally involved with the movement "of" the bodyskeletal muscles activationAUTONOMIC
Involuntarylacrimal gland activationintestinal smooth muscle activationprincipally involved with movement "through" the bodysweat gland activationarrector pili activationcan be excitatory or inhibitory on the target organThe peripheral nervous system (PNS) is simply known as the division of the nervous system which has all the nerves that are found outside of the central nervous system (CNS).
Its primary role is to connect the central nervous system to various organs such as the limbs, and skin. simply divided into 2 types, which are the somatic nervous system and the autonomic nervous system.
To learn more about the peripheral nervous system the link is given below:
https://brainly.com/question/14818305?
#SPJ4
Using your knowledge of osmosis, explain why you should not drink large quantities of ocean water by answering the following:
1. Is ocean water hypertonic, hypotonic or isotonic to the cells in your body? Explain.
2. Based on your answer to part 1, what will this type of solution ultimately do to the cells of your body?
Ocean water is hypotonic to the cells in the body. The osmotic pressure of sea water is higher than that of our body during the presence of large number of Na+ ions. As a result sea water is hypotonic with respect to our body.
What is Osmosis?Osmosis is the transport of a solvent by a semi-permeable membrane that separates two solutions of different solute concentrations. During osmosis, a solvent that has a lower solute concentration moves from a solution with a higher solute concentration.
When a substance is placed in a hypotonic solution, the solvent molecules move inside the cell, causing the cell to swell or undergo plasmolysis. This is known as endosmosis.
Thus, ocean water is hypotonic to the cells in the body. The osmotic pressure of sea water is higher than that of our body during the presence of large number of Na+ ions. As a result sea water is hypotonic with respect to our body.
Learn more about Osmosis, here:
https://brainly.com/question/1799974
#SPJ1
dtc providers such as 23andme can provide consumers with their genetic susceptibilities to different complex genetic diseases. the genetic information is based on:
Risk variables identified by GWAS results serve as the foundation for the genetic data.
Exactly what does DTC in genetic testing mean?People can obtain their genetic data through direct-to-consumer genetic testing, which does not necessarily require the involvement of a healthcare professional or health insurance provider. Direct-to-consumer genetic tests are already available from a large number of companies for a range of uses.
What genetic data is offered by 23andMe?23andMe analyzes your DNA using genotyping once you submit a saliva sample. This implies that we focus on regions of your genome that are known to vary from person to person. Then, using those findings, we create customized genetic reports on a range of topics, including features, genetic health concerns, and ancestral composition.
To know more about genetic testing visit:-
https://brainly.com/question/20164780
#SPJ4
you are doing a biochemical analysis of molecules from cells from patients with a certain disease compared to cells from control patients who do not have the disease. you find that patients with the disease have unusually high levels of cytosine molecules with ch3 groups attached to their cells. which modification has taken place in the cells from the disease patients?
The phrase "epigenetic modification," also known as "DNA methylated bases," refers to the cell change associated with variable levels of cytosine methylation on the cytosine bases of ill patients.
How do disease and epigenetics interact?Inadequate epigenetic markings can cause birth abnormalities, childhood illnesses, or disease signs at various stages of life. Additionally, epigenetic systems control how an organism develops and adapts throughout its lifetime, and changes to these mechanisms may cause numerous diseases like cancer.
What are genes, and why is epigenetics important to understand?A person's appearance, susceptibility to certain diseases, and gender at birth are all determined by their genes, which are segments of DNA. Gene on/off status is affected by epigenetic modifications. Epigenetic alterations only affect which genes are activated and inactive, not the DNA code.
to know more about epigenetic modification here:
brainly.com/question/28544015
#SPJ4
the maximum population density of a given species that a defined geographical area can sustain over time is known as the:
The maximum population density of a specific species that a defined geographic area can support over time is known as the Carrying capacity.
Population density is the concentration of individuals within a species at a given geographic location. Population density data can be used to provide demographic information and to assess relationships with ecosystems, human health and infrastructure. Biological carrying capacity is defined as the total population of a species that can exist indefinitely in a habitat without threatening other species per habitat. The range of a species is the geographic area within which that species can be found. In this environment, the general structure of the species of the population is dispersed, while the dispersion is the variation of the population density.
To know more about Carrying capacity please click on the link brainly.com/question/797991
#SPJ4
Match the characteristics to their correct type of muscle fiber. [Note that a third type of fiber, the fast oxidative (FO), also exists and their characteristics are intermediate to the two fibers shown below] Reset slow removal of calcium back to the SR low levels myoglobin fatigue resistant slow speed of tension development pale color high levels myoglobin dark red color larger diameter smaller diameter fast speed of tension development fatigue prone fast removal of calcium back to the SR many mitochondria few mitochondria Fast Glycolytic (FG) Fibers Slow Oxidative (SO) Fibers
The characteristics of the types of muscle fiber of muscle fibers are given below:
slow removal of calcium back to the SR- Slow Oxidative (SO) Fibers
low levels of myoglobin - Fast Glycolytic (FG) Fibers
fatigue resistant - Slow Oxidative (SO) Fibers
slow speed of tension development - Slow Oxidative (SO) Fibers
pale color - Fast Glycolytic (FG) Fibers
high levels myoglobin - Slow Oxidative (SO) Fibers
dark red color - Slow Oxidative (SO) Fibers
larger diameter - Fast Glycolytic (FG) Fibers
smaller diameter - Slow Oxidative (SO) Fibers
fast speed of tension development - Fast Glycolytic (FG) Fibers
fatigue prone - Fast Glycolytic (FG) Fibers
fast removal of calcium back to the SR - Fast Glycolytic (FG) Fibers
many mitochondria - Slow Oxidative (SO) Fibers
few mitochondria - Fast Glycolytic (FG) Fibers
What are the various types of muscle fibers?
Muscle fibers refer to groups of muscle cells that act together as a single unit.
There are three types of muscle fibers.
The three types of muscle fibers are given below as follows:
slow oxidative (SO),fast oxidative (FO) andfast glycolytic (FG)Learn more about muscle fibers at: https://brainly.com/question/1495929
#SPJ1
What evidence of continental drift was found in Antarctica?
Answer:
Antarctica Bones
Explanation:
Antarctica Bones Give Evidence of Continental Drift By Philip J. Hilts March 21, 1982 Scientists have found bones of the first land mammal ever discovered in Antarctica, the dramatic and long-sought animal evidence to confirm the theory of continental drift.
Which Of The Following Best Describes The Flow Of Energy Through An Ecosystem?
This phrase "Energy flows as matter is cycled" sums up the ecosystem's energy flow the best.
How is energy formed?When electrons transfer from one atom to another, energy is produced. Power can also take the form of heat or light. It is also possible to convert one type of energy into another. Energy available that has been stored converts to electric energy using a battery.
Why is energy important?Computers, vehicles, communications, state-of-the-art medical technology, and many other things are all powered by energy. The demand for dependable and economical electricity is especially pressing for emerging countries. It can be beneficial and even life-saving.
To know more about energy visit:
brainly.com/question/4771527
#SPJ4
organ systems of the human body include the circulatory, respiratory, digestive, nervous, muscular, and skeletal systems, along with several others. what best describes the relationships among these systems? a. each system functions independently of the other systems. b. each system depends on the function of one or two other systems at the most. c. each system generally depends on the functions of a few other systems, but sometimes functions independently. d. each system depends on the functions of the other systems, and could never function independently.
organ systems of the human body include the circulatory, respiratory, digestive, nervous, muscular, and skeletal systems, along with several others. what best describes the relationships among these systems
b.Each system depends on the functions of the other systems, and could never function independently.
All of the bones, cartilage, tendons, and ligaments in the human body make up the skeletal system. A person's skeleton takes up around 20% of their total body weight, according to a reliable source.
The 206 bones in an adult's skeleton are number. Because some of the bones, such as those in the skull, fuse together as people age, children's skeletons actually have more bones than adults.
The skeletons of men and women differ in a few other ways as well. The average male skeleton is longer and has more bone mass. Contrarily, the female skeleton has a wider pelvis to allow for pregnancy and childbirth.
The skeletal system can be divided into two parts, known as the axial skeleton and the appendicular skeleton, regardless of age or gender.
Learn more about skeletal system here:
https://brainly.com/question/1283837
#SPJ4
in photosynthetic cells, which reactions is (are) responsible for the synthesis of atp by chemiosmosis?
Energy is released as the electrons travel along the inner mitochondrial membrane's electron transport chain, and this energy is used to push protons against their concentration gradient out of the mitochondrial matrix and into the intermembranous space.
A membrane, a gradient of protons across the membrane, the membrane-localized molecular enzyme ATP synthase, ADP, and inorganic phosphate are all that are required for a cell to make ATP. The proton gradient across the membrane provides the energy needed to drive ATP synthesis.
Learn more about the Energy,
https://brainly.com/question/13389934
#SPJ4,
Crustaceans larvae is developed into an adult by..
According to the research, the correct answer is metamorphosis. Crustaceans larvae are developed into an adult by metamorphosis process.
What is Crustaceans larvae?
It is when the Crustacean is just a fraction of what the lobster or shrimp will be and is characterized by presenting only three pairs of appendages that function as swimming appendages.
In this sense, they are decapods but like other groups of arthropods, during their life cycle they change their appearance and require a process of metamorphosis through various molts or ecdysis processes that give rise to other forms or larvae to reach the adult state.
Therefore, we can conclude that according to the research, the majority of Crustaceans larvae present indirect development, whereby larvae emerge from the eggs developed into an adult by metamorphosis process.
Learn more about Crustaceans here: https://brainly.com/question/2144049
#SPJ1
How does sweat help you cool?
The body cools off when the perspiration evaporates, which is its principal function. The autonomic, or sympathetic, nerve systems control sweating.
This is so that your body can cool itself via sweating, which is based on the physics concept of "heat of vaporization." The energy required for perspiration to evaporate from your skin is heat. You start to cool down when the extra heat from your body is utilised to turn sweat droplets into vapor. Your hypothalamus boosts blood flow to the skin in response to rises in core cools body temperature, which also tells the body to start sweating.
learn more about sweat role in cooling here:
https://brainly.com/question/431949
#SPJ4
cytochromes are critical participants in the electron transport chains used in photosynthesis and cellular respiration. how do cytochromes donate and accept electrons?
A heme group made of iron is present in every cytochrome, and it receives electrons before giving them to something more electronegative.
How do electrons enter cytochrome c?The iron metal core of cytochrome C is necessary for the pigment's functionality. This iron interconverts between the Fe3+ and Fe2+ oxidation states throughout the electron transport process, enabling electron donation and acceptance.
What are cytochromes, and how do they contribute to respiration and photosynthesis?In the process of photosynthesis, an important role for the cytochrome complex is played in the electron transport involving the membranes of the thylakoids. Through plastoquinone, it receives electrons from Photosystem II and helps in proton transport across the membrane.
To know more about cytochromes visit:-
https://brainly.com/question/23819411
#SPJ4
