Along with the nervous system, the endocrine system coordinates the various activities of body parts.
The endocrine system is a network of glands that produce and release hormones that help regulate many important body functions. These hormones travel through the bloodstream and affect different tissues and organs in the body.
The endocrine system plays a vital role in regulating many important body functions, including:
• Metabolism - the process by which the body converts food into energy
• growth and development
• reproduction
• mood and behavior
Endocrine disorders can occur when the body produces too much or too little of a hormone. For example, diabetes mellitus is a condition that occurs when the body does not produce enough insulin, a hormone that helps regulate blood sugar levels.
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How many sperm cells are formed from an original cell in a falcon at the conclusion of meiosis?
Answer:
four are formed
Explanation:
Answer: At the end of meiosis, four haploid cells have been produced, but the cells are not yet gametes. The development of haploid cells into gametes is called gametogenesis. Spermatogenesis produces four haploid sperm cells, while oogenesis produces one mature ovum.
Which behavior of waves best explains why a house that is fully carpeted is more silent then a concrete house
Absorbed behavior of waves best explains why a house that is fully carpeted is more silent then a concrete house.
What do you mean by absorbed behavior of waves?Absorption is when a wave comes into contact with a medium and causes the medium's molecules to vibrate and move. This vibration absorbs or takes some of the energy away from the wave and less of the energy is reflected. One example of absorption is black pavement which absorbs energy from light.
When a wave is absorbed, the matter takes in energy from the wave and, in doing so, lowers the amplitude. For example, when a sound wave hits foam padding, the energy travels through the material and is sometimes converted into heat or other forms of energy.
If a material or matter absorbs light of certain wavelengths or colors of the spectrum, an observer will not see these colors in the reflected light. On the other hand, if certain wavelengths of colors are reflected from the material, an observer will see them and see the material in those colors.
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Which cells are responsible for building up bone to increase calcium levels in the blood?
Answer:osteoblasts, osteoclasts, osteocytes, and osteoprogenitor cells.
Explanation:
Bone consists of four types of cells: osteoblasts, osteoclasts, osteocytes, and osteoprogenitor cells. Osteoblasts are bone cells that are responsible for bone formation.
Answer:
osteoblasts, osteoclasts, osteocytes, and osteoprogenitor cells.
Explanation:
which processes produce different proteins in different cells from the same primary transcript? select all that apply.
Two processes that produce different proteins in different cells from the same primary transcript are RNA editing and alternative RNA splicing. These two change the protein in different cells, although all the cells have the same gene.
What is RNA modification?The gene makes the mRNA, but the primary mRNA of eukaryotes is immature because the mRNA has both the intron and the exon regions. The introns are removed by the process of splicing, but in alternate splicing, the exons change positions. This is the result of the alternation of the traits that are found in the cells.
Hence, both RNA editing and alternative RNA splicing produce different proteins in different cells from the same primary transcript.
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The question is incomplete. The complete question is follow
Which of the following processes produce different proteins in different cells from the same primary transcript? (Select all that apply.)
a)alternative splicing
b)chromatin remodeling
c)RNA editing
d)combinatorial control
e)histone modification
Consider the image. In the figure shown; what could the hormone Indicated by the small hexagon In the red circle be?
testosterone
growth hormone
ADH
insulin
Testosterone is the hormone Indicated by the small hexagon in the red circle.
What is testosterone?Testosterone is the primary sex hormone and anabolic steroid in males. In humans, testosterone plays a key role in the development of male reproductive tissues such as testes and prostate, as well as promoting secondary sexual characteristics such as increased muscle and bone mass, and the growth of body hair.
Testosterone is the male sex hormone that is made in the testicles. Testosterone hormone levels are important to normal male sexual development and functions. During puberty (in the teen years), testosterone helps boys develop male features like body and facial hair, deeper voice, and muscle strength.
Testosterone is a sex hormone that plays important roles in the body. In men, bone mass, fat distribution, muscle mass and strength, and the production of red blood cells and sperm. A small amount of circulating testosterone is converted to estradiol, a form of estrogen.
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Is starch as effective as sugar(glucose, succinate) at cellular respiration?
Answer: no
Explanation:
no, because starch is a polymer
When biological membranes are frozen and then fractured, they tend to break along the middle of the bilayer. The best explanation for this is that _____.
The hydrophobic interactions that hold the membrane together are weakest at this point.
What are biological membranes?A bilayer of lipid molecules makes up the double sheet that makes up biological membranes. Generally speaking, this structure is known as the phospholipid bilayer. Membrane proteins and sugars are important structural elements of biological membranes, in addition to the many lipid types that are present in them.
The biological membrane, also known as the cell membrane is a membrane that selectively permits passage through and isolates the cell from its surroundings.
Before the development of the microscope in the seventeenth century, cell membranes were unknown. Scientists learned that organisms are made up of cells through microscopic investigations, but the existence of a biological membrane was still unaccounted for around 200 years passed.
The phospholipid bilayer is composed of a two-layered structure of phosphate and lipid molecules. In this cell membrane, the hydrophobic lipid ends are facing inward, whereas the hydrophilic phosphate ends are facing outward. As the hydrophobic interactions are weakest along the middle, freezing temperatures will cause them to break here.
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1. The property of muscle tissue that allows an impulse to travel down the entire length of the cell membrane is
Multiple Choice
elasticity.
conductivity.
extensibility.
contractility.
Responsibility
The property of muscle tissue that allows an impulse to travel down the entire length of the cell membrane is Elasticity.
What is Muscle elasticity ?Stretching a muscle to its complete range of motion without being constrained is possible thanks to tissue elasticity. The body has a variety of tissues, such as connective tissues and soft tissues. Tissues frequently become constricted and inelastic, increasing muscle tension and pain.
Muscle tissue is made up of cells with the unique capacity to constrict or shorten in order to cause movement of the bodily components. High levels of cells and blood vessels can be found throughout the tissue.
Therefore, The property of muscle tissue that allows an impulse to travel down the entire length of the cell membrane is Elasticity
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Flagella are found in______and used for_____.
A. plants, transfer of genetic material
B. fungi, locomotion
C. prokaryotes, transfer of genetic material
D. prokaryotes, locomotion
5. Divide the following signed numbers:
please help will give extra
a.
-8
-2
b.
+9
-1
c.
-12
-48
Answer:
-8-2=-10
+9-1=8
-12-48=-60
Explanation:
After the oil spill, marine microbes consumed the oil under the surface but also removed ________ from the water, killing both plants and animals and creating dead zones.
After the oil spill, marine microbes consumed the oil under the surface but also removed Oxygen from the water, killing both plants and animals and creating dead zones.
What causes oil to form?Organic material, primarily sedimentary deposits on the seafloor, is what turns into oil and gas over the course of millions of years as it decomposes and changes. Recoverable oil and gas deposits may be found where source, reservoir, cap, and trap rocks are present in the right proportions.
Most oil formation occurred when?Between 10 (Cenozoic) and 180 (Mesozoic) million years ago, the majority of natural gas and oil creation took place. Only 10% of oil reserves are Paleozoic (more than 200 million years ago).
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Which order of events is correct?
mitosis → celldifferentiation → stemcells
zygote → celldifferentiation → mitosis
zygote → stemcells → celldifferentiation
stemcells → zygote → celldifferentiation
i think 2
Explanation:
Flagella are found in______and used for_____.
A. plants, transfer of genetic material
B. fungi, locomotion
C. prokaryotes, transfer of genetic material
D. prokaryotes, locomotion
Answer: D. prokaryotes, locomotion
Explanation:
Flagella are organelles used by bacteria (prokaryotes) as a means of movement (motility)
What are the two important genetic consequences of fertilisation?
Answer:
. The diploid chromosome number is restored (2n) 2. The genetic sex of the zygote is determined
Explanation:
The two important genetic consequences of fertilization are that the fertilization deals with maintaining the genetic diversity of the organization.
What are the types of reproduction ?There are two types of reproduction.One type is asexual reproduction and the other type is called as the sexual reproduction.
One important genetic consequences is that it maintain the genetic diversity that the species will have same type of genome will be recorded so as to maintain the data for the future purposes.
Another point is that the genetic lines will try to help to diagnosis of the various genetic disorders along with the pedigree analysis so as to maintain the data.
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If pyruvate processing is blocked, what will happen to the levels of oxaloacetate and citrate in the citric acid cycle?.
There will be an increase in oxaloacetate and a reduction in citrate.
What transpires if pyruvate oxidation is stopped with regard to oxaloacetate?How will the levels of oxaloacetate and citric acid in the citric acid cycle depicted in the accompanying image change if pyruvate oxidation is prevented? Citric acid will decrease while oxaloacetate builds up.
The function of oxaloacetate in the citric acid cycle?The citrate synthase enzyme catalyzes the reaction between oxaloacetate and acetyl-CoA to produce citrate, an intermediate of the citric acid cycle. Additionally, it participates in the processes of gluconeogenesis, urea cycle, glyoxylate cycle, amino acid synthesis, and fatty acid synthesis. Oxaloacetate is another effective complex II inhibitor.
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Lipase is a type of enzyme that breaks down lipids in your digestive system. It functions best at a pH range of 4 to 5; when a person takes an antacid tablet to relieve heartburn, the antacid increases the pH to around 7 in certain areas of the digestive system .
Which answer explains what would be caused by this change in pH?
A. The production of lipase molecules would decrease
B. The production of lipase molecules would increase
C. More lipids would be digested
D. Fewer lipids would be digested
Answer:
Fewer lipids would be digested.
Hope this helps!
To be activated, skeletal muscle fibers must receive neurotransmitter from neurons. What structure must neurons penetrate to activate the myofiber?.
To activate the myofiber, neurons must pass through the endomysium structure. Skeletal muscle fiber's also require neurotransmitter from neurons in order to be activated.
Axon branches of somatic motor neurons also supply each muscle fibre in skeletal muscles, signaling each fibre to contract. Skeletal muscles cannot function without the nervous system's signaling, unlike cardiac and smooth muscles, which can. Muscle fiber's in the skeleton.
A thin layer of areolar connective tissue called the endomysium, which means "within the muscle," surrounds each individual muscle fibre or muscle cell. It also has nerves and capillaries. The sarcolemma is what lays on top of the cell membrane of the muscle fibre. The tiniest and most deeply seated part of muscle is the endomysium.
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Which of the following sometimes precedes the formation of a tornado?
Wall cloud
Cumulus clouds
Hail
Nimbus cloud
Answer: Hail precedes tornados.
in a population of 100 individuals, we have 25 people that are homozygous AA, 50 people that are heterozygous Aa, and 25 people homozygous aa. How many A alleles are in the homozygous AA group?
The number of A alleles that are in genotype AA group is 50 A alleles.
Based on the information given we were told that 25 people are genotype AA group.
Since each human with genotype AA have two dominant alleles which means that the number of A alleles that are in the AA group is 50 which is calculated as:
A alleles= Genotype AA × 2 dominant alleles
A alleles= 25 people× 2 dominant alleles
A alleles= 50 A alleles
Inconclusion the number of A alleles that are in the AA group is 50 A alleles.
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The variety of organisms within an ecosystem is characteristic of which type of diversity?.
The variety of organisms within an ecosystem is characteristic of species diversity. Species diversity is the variety of different species that are present in an ecosystem.
Species diversity is the variety of life on earth. It is the number of different species of plants, animals, and other organisms that live in a particular area. The higher the diversity, the more different types of life there are.
Species diversity is important for the health of ecosystems. It helps to provide stability and resilience against environmental changes. It also helps to provide food and other resources for the animals and plants that live there.
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What features developed between Platyhelminthes and Nematodesand the closest previous branch of the tree? They are related to all the other branches, how? What do they have in common with their closest relatives? What's different?
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Both muscle and sperm cells are specialised animal cells.
(a) The nucleus of a muscle cell is different from the nucleus of a sperm cell.
Outline one way in which the nucleus is different between these two cells.
[1 mark]
Question 1b
(b)
All specialised cells are adapted to carry out their function.
Describe two adaptations of a sperm cell that enables it to carry out its function.
[4 marks]
Question 1c
(c)
Specialised cells develop from unspecialised cells by differentiation when an organism develops.
What happens when a cell differentiates?
The nucleus of a muscle cell is different from the nucleus of a sperm cell due to the differential expression of genes in muscle cells (question a). Adaptations of a sperm cell that enable it to carry out its functions include the presence of microtubules for motion and an elongated shape to perform locomotion (question b). Specialized cells develop from unspecialized cells by differentiation when an organism develops by gene expression patterns that encode specific proteins (question c).
What is the process of cell differentiation?The process of cell differentiation refers to the expression of specific genes in an undifferentiated cell in order to generate certain structures or synthesize enzymes that allow them to perform specific functions.
For example, sperm cells are adapted to perform locomotion during the process of fecundation, for which they have specialized microtubules to perform this function, which are proteins generated through the expression of specific genes.
Therefore, with this data, we can see that the process of cell differentiation is associated with gene expression and it is due to the adaptation of cells to perform certain tasks.
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Many chemical preservatives, such as potassium sorbate, preserve food products in which of the following ways? by drying foods.
by altering pH
by changing osmolarity
by binding to pathogens
Scientists, government leaders, and consumers have expressed a variety of opinions about the pros and cons of genetically modified (GM) farm crops. Which statement provides the strongest evidence in support of an argument in favor of GM crops?
Farmers who grow GM crops have much higher yields than farmers growing unmodified crops.
GMO seed patents are held by large companies which could drive up prices and drive small farmers out of business. Sticky ends are ligated by using the same restriction enzyme on both DNA molecules. The CRISPR system allows biologists to alter the nucleotide sequence of specific genes.
Selective breeding was perhaps the earliest form of biotechnology used by humans to improve the genetic traits of plants and animals. Biotechnology includes the use of science or technology to alter the genetic characteristics of certain plants or animals. There are many examples of biotechnology. Gene expression is controlled primarily at the level of transcription primarily as a result of proteins binding to specific sites on DNA.
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What are the three factors affecting bone growth and development?
Nutrition, vitamins, milk
Physical exercise, nutrition, hormones
Hormones, fat storage, physical exercise
Vitamin D, Calcium, phosphorus
Answer:
Major hormones influencing bone growth and morphology include growth hormone (GH), androgens such as testosterone and dihydrotestosterone, and estrogens such as estradiol.
so i think it would be D) sorry if its wrong tho
Paradox of the slavish existence in paragraph 5
Marx expected this class to expand and existence, create revolution, establish a dictatorship of the proletariat, and start to build a communist society.
The important situations for the lifestyles and for the sway of the bourgeois magnificence is the formation and augmentation of capital; the circumstance for capital is salary-labour. Salary-labor rests solely on opposition between the laborers.
The bourgeoisie are for that reason unfit to rule, because they can not assure an existence to its slave within its slavery. Consequently, with the development of cutting-edge industry, the bourgeoisie produces its personal grave-diggers. Its fall and the victory of the proletariat are similarly inevitable.
Marx argued that capital creates its own gravediggers is the proletariat. Marx anticipated this magnificence to increase, create revolution, set up a dictatorship of the proletariat, and begin to construct a communist society. He anticipated this to occur first inside the most exceptionally evolved capitalist, commercial international locations.
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Field crickets, Gryllus pennsylvanicus, breed in late summer and leave only eggs to survive the winter. One local population increased from 2802 to 6815 in one year. Predict the size of this population 4 years after the initial year, assuming no significant change in the environment.
This population will be 76,382,520 in four years, according to the exponentially growing equation Nt = N0ert.
What would you say about the exponential growth?A function called exponential growth depicts population expansion that happens consistently across time. You can suppose that data expands exponentially when populations double or triple in size. Exponential decay, which occurs when data contracts rather than expands, is the opposite of exponential growth.
Exponential growth occurs where?One: Rapid population growth Populations experience exponential expansion when resources are limitless, creating a J-shaped curve. Populations grow logistically when resources are scarce. In logistic growth, population growth slows down as resources are scarcer.
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Categories into which children actively organize the behaviors, activities, and attributes of others are called gender ________.
Gender schemas are categories that kids actively use to categorize other people's actions, traits, and behavior's. In 1981, psychologist Sandra developed the gender schema theory.
Asserted that kids pick up on gender norms from the culture they grow up in. The hypothesis contends that toddlers begin to conform their behavioral to cultural gender standards throughout the earliest phases of social development. Is called Gender schemas.
A psychologist is a specialist who investigates behavior's, perceptual, cognitive, emotional, and social processes as well as mental states. psychologist work frequently entails investigation, observation, and interpretation of how people interact with one another and their surroundings.
In particular, having strong gender schemas gives you a filter through which to process all environmental stimuli. This enables the individual to absorb stereotypical information more readily. This serves to reinforce gender stereotypes already in place.
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7. Which of these is NOT a characteristic of happy people?
a. Happy people are optimistic
b. Happy people give more
c. Happy people have high self-esteem
d.Happy people like to be around other happy people
Happy people have high self-esteem is NOT a characteristic of happy people.
What is happy people?
Strong, meaningful relationships are formed as a result of these ties, which serve as a barrier against depression. In the past 50 to 75 years, depression rates have drastically grown.
According to the World Health Organization, depression will affect almost one-third of all adults worldwide and be the second biggest cause of mortality by the year 2020.
Although there are probably many factors causing this increase, one of the most significant ones might be the disconnect between individuals and their families, communities, and themselves.
Therefore, Happy people have high self-esteem is NOT a characteristic of happy people.
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What is carrying capacity? (answer in a complete sentence by restating the question)
Answer:
Carrying capacity is the maximum number of individuals of a species that an environment can sustain.
Explanation:
The maximum number of organisms that a system can sustainably support is known as carrying capacity. The ability of an ecosystem to replenish the food, water, environment, or other essentials that populations need to thrive are just a few examples of the numerous variables that may affect an ecosystem's carrying capacity for a certain species.
The idea of carrying capacity connects how many species an environment can support to its resources. Ecosystems cannot consistently go above their carrying capacity. A species will exhaust its supply of food, water, or other essentials when the population density of that species surpasses the ecosystem's carrying capacity. The population will soon start to decline. A population can only increase so much before it exceeds the environment's carrying capacity. Resources won't be available at that moment to support the long-term growth of the organization.
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