what is the function of glycerin in this experiment? a. It dentures troponin and tropomyson, so calcium is not needed.
b. it separates the individual muscle fibers of the rabbit psoas muscle. c. it blocks contact between actin and myosin at the active site. d. it regenerates atp to be used by contractile proteins from adp and inorganic phosphate.

Answers

Answer 1

The function of glycerin in this experiment is to separate the individual muscle fibers of the rabbit psoas muscle. This allows for easier visualization and manipulation of the muscle fibers during the experiment. Glycerin does not denture troponin and tropomyson, nor does it block contact between actin and myosin at the active site.

Additionally, glycerin does not directly regenerate ATP, but it may indirectly contribute to ATP regeneration by helping to maintain the structural integrity of the muscle fibers.
The function of glycerin in this experiment is option b: it separates the individual muscle fibers of the rabbit psoas muscle.

Glycerin acts as a gentle tissue-dissociating agent that helps to separate muscle fibers without causing damage to their structure. This separation allows for easier examination and analysis of the muscle fibers and their interactions with other proteins. Options a, c, and d do not accurately describe the role of glycerin in this specific experiment.

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Answer 2

The function of glycerin in this experiment is to separate the individual muscle fibers of the rabbit psoas muscle, as stated in option b. This allows for easier observation of the contractile properties of the muscle fibers. Glycerin does not have any effect on troponin, tropomyosin, calcium, actin, or myosin, as stated in options a, c, and d.

The regeneration of ATP from ADP and inorganic phosphate is a normal cellular process and not specific to the role of glycerin in this experiment. Glycerin helps to gently disaggregate the muscle fibers, allowing for a more detailed examination and analysis of the individual fibers and their interactions within the muscle tissue.

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Related Questions

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help me plezzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz

Answers

Answer:

10.. arteries and veins

11..they take in nutrients from the soil

12..cell membrane and cell wall

write the functions of the diencephalon​

Answers

Answer:

The diencephalon relays sensory information between brain regions and controls many autonomic functions of the peripheral nervous system. This section of the forebrain also connects structures of the endocrine system with the nervous system and works with the limbic system to generate and manage emotions and memories.

Explanation:

What happen if the dna is not divided evenly between cell?

Answers

Answer: Since the cell is dividing it needs two copies of its DNA - one is kept by the parent cell and the other is passed to the daughter cell. If cells don't replicate their DNA or don't do it completely, the daughter cell will end up with no DNA or only part of the DNA. This cell will likely die

:p

Answer:

Since the cell is dividing it needs two copies of its DNA - one is kept by the parent cell and the other is passed to the daughter cell. If cells don't replicate their DNA or don't do it completely, the daughter cell will end up with no DNA or only part of the DNA. This cell will likely die.

Explanation:

What management practices can make fisheries sustainable? Give an example from the article that demonstrates how fisheries can be managed effectively. (3 points)

Answers

To make fisheries sustainable, management practices must be put in place to ensure that fishing activities do not exceed the maximum sustainable yield of the fish population.

This involves regulating fishing efforts through measures such as quotas, size limits, and closed seasons to allow the fish population to replenish itself. Additionally, monitoring and surveillance programs are necessary to ensure that fishing activities are compliant with regulations and that fishing practices are not causing harm to the marine ecosystem.


An example of effective fisheries management is the case of the Northeast Multispecies Fishery in the United States. In the late 1990s, the fishery was in crisis due to overfishing, leading to the collapse of several fish populations. In response, a new management system was implemented, which included setting catch limits, reducing fishing effort, and establishing a system of tradable fishing permits. These measures helped to rebuild fish populations and increase the profitability of the fishery, demonstrating the effectiveness of sustainable management practices.

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Define biotechnology.

Answers

Answer:

Explanation:

the exploitation of biological processes for industrial and other purposes, especially the genetic manipulation of microorganisms for the production of antibiotics, hormones, etc.

Predators such as foxes, owls, woodpeckers, and skunks make up the
of a deciduous forest.
A secondary consumers
B tertiary consumers
C primary consumers
D producers

Answers

Answer:

A: secondary consumers

Explanation:

All the animals that are listed eat other animals but are not at the top of the of the food chain.

Which pie graph is shaded to best represent the approximate percentage of time that humans have existed during Earth’s entire history?

Which pie graph is shaded to best represent the approximate percentage of time that humans have existed

Answers

Answer: I chose D and got it right just always choose the smallest one their hope this helps yall

Explanation:

because beach 2 is cooler than beach 1, we might expect more astelars to hatch if we move the eggs. but how many more astelars would hatch on beach 2 than would hatch on beach 1? and would this benefit of moving the eggs outweigh the risks posed by other variables?

Answers

All turtles that hatch from eggs that are incubated below 28°C are male. Every egg develops into a female over 31°C. The broods will produce both males and females at intermediate temperatures. While most sex chromosomes at the moment of fertilisation define the sex of most snakes and most lizards, the environment after fertilisation determines the sex of most turtles and all species of crocodilians.

Small changes in temperature can result in dramatic changes in the sex ratio in these reptiles, where the temperature of the eggs during a specific stage of development determines sex (Bull 1980). Eggs typically create one sex when incubated at moderate temperatures (22–27°C), but eggs incubated at higher temperatures (over 30°C) typically produce the other sex. The temperature range that allows both males and females to hatch from the same brood of eggs is quite narrow. The sudden temperature-induced change in sex is depicted.All turtles that hatch from eggs that are incubated below 28°C are male. Every egg develops into a female over 31°C. The broods will produce both males and females at intermediate temperatures.

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energy use needed to sustain your home

Answers

Energy use needed to sustain your home include the following below:

Use of energy-efficient light bulbs.Clean or replace air filters.Turn off appliances when not in use etc.

What is Energy conservation?

This is referred to as the decision and practice of using less energy through the practice and adoption of certain techniques.

An example is to ensure that energy efficient light bulbs is used in homes which will help reduce the risk of energy being lost as heat and other forms. Turning off appliances when not in use too will ensure that energy is conserved in the home of an individual.

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The full question:

energy use needed to sustain your home include?

What might happen to the rate of diffusion if the blood flow were to speed up?

Answers

Answer:

Diffusion rate increases

Explanation:

The rate of diffusion would increase as a steep concentration gradient is maintained so more nutrients/ glucose diffuses quickly. This is also how the small intestines are adapted to have efficient diffusion rates as there are many capillary networks that allow lots of blood flow, increasing diffusion rates.

Which of the following is one of the most abundant elements in all living
things?
A. Tin
B. Titahsum
C. Silver
D. Carbon

Answers

carbon is the answer. hope it helped

5. Which characteristics means a happy and smiling appearance that create a positive mood?
a. committed
b. cheerful
c. patient
d. accurate
6. What tool is used to form hipline and other areas of garments that need to be curve?
a. chalk pencils
c. hip curve
b. ruler
d. sewing gauge
7. Which of the following tools is used as working surface for ironing with collapsible supporting legs?
a. cutting shears
c. ironing board
b. pressing cloth
d. sleeve board

Answers

5. B. cheerful

6. C. hip curve ruler

7. C. Ironing board

Outline the basic structure of DnA and explain the importance of the genetic code in the production of proteins?

Answers

The basic structure of the DNA is made up of nucleotides, and each of these is added to each other to make the polymer. The genetic code codes for amino acids, which are important for polypeptide chain synthesis.

What is the role of DNA in gene expression?

DNA is made up of nucleotides, and each nucleotide is made up of pentose sugar (deoxyribose), phosphate, and nitrogen bases (adenine, guanine, cytosine, and thymine). The gene is present on the DNA, which formed the mRNA, and it has codons (three consecutive nucleotides). That genetic codon is read by the charged tRNA, and amino acids are added to make a polypeptide chain.

Hence, the DNA has nucleotides, and the genetic code is important for amino acid addition as per the mRNA.

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In Hakea, the stomata are protected from direct exposure to the air by enlarged
epidermal cells. In what environment do you think this adaptation is necessary?
Explain your reasoning.

Answers

The environment that the adaptation of Hakea is necessary is In Arid regions or dry habitat or area with low rainfall so they can reduce evapotranspiration due to lack of water in the area.

What is Adaptation?

Adaptation is a process where an organisms develop some characteristics or structures which help them to adapt, survive and reproduce in their environment.

Therefore, The environment that the adaptation of Hakea is necessary is In Arid regions or dry habitat or area with low rainfall so they can reduce evapotranspiration due to lack of water in the area.

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what item flows from the statement of retained earnings to the balance​ sheet?

Answers

Retained earnings are transferred from the balance sheet to the statement of retained earnings.

The period's revenue is linked to the statement of retained profits, and the balance sheet is linked to the period's ending retained earnings.

After deducting dividend payments, a company's retained earnings are its total net earnings or profits. The term "retained" refers to a crucial idea in accounting that describes how earnings were held by the corporation rather than distributed to shareholders as dividends.

Because of this, retained earnings go down when a business experiences a loss or pays dividends and go up when fresh profits are generated.

The amount of net income that remains for the company after dividend payments to shareholders is known as retained earnings (RE).

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Which two protists can make their own food?

Answers

Answer:

Autotrophs can make their own food.

Algae and kelp can make their own food

Which statement best explains the function of the vesicles?

Answers

Answer:

They help transport materials that an organism needs to survive and they recycle waste materials.

Explanation:

I hope this helps! :))

Vesicles help transport materials that an organism needs to survive and they recycle waste materials.

What is vesicles?

Vesicles are compartments made of a lipid bilayer that keeps its contents isolated from the cytoplasm or an external environment that is fluid-based. They serve a variety of functions in cells throughout the living world, including regulating buoyancy through secreting hormones. They can hold either liquids or gases.

The word "vesicle," which also refers to bodily blisters and gas bubbles within volcanic rocks, is derived from the Latin phrase vesicula, which means "little bladder." Together with animals, plants, microbes, and Archea also have vesicles. Each cell's vesicles perform a specific job, and various sorts of vesicles might play diverse roles inside the same cell. Vesicles help transport materials that an organism needs to survive and they recycle waste materials.

Therefore, vesicles help transport materials that an organism needs to survive and they recycle waste materials.

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Whale primary functions

Answers

The primary functions of whales include feeding, reproduction, communication, and migration.

Whales are primarily filter feeders or predators, depending on the species.

Filter-feeding whales, such as baleen whales, have baleen plates in their mouths that allow them to filter out small prey, such as krill or small fish, from large volumes of water.

Predatory whales, such as toothed whales, hunt and feed on various marine organisms, including fish, squid, and marine mammals.

Reproduction is another important function for whales. Most whale species have a gestation period of several months, with females giving birth to a single calf.

The calves are nursed with milk from their mothers and rely on their care for a period of time until they become independent.

Communication is vital for whales, as they rely on vocalizations to communicate with other members of their pod.

Whales produce a variety of sounds, including songs, clicks, and whistles, which serve purposes such as mating, social interactions, and navigation.

Migration is a common behavior observed in many whale species. Whales undertake long-distance migrations, often covering thousands of kilometers, to reach feeding grounds in nutrient-rich waters or to reproduce in specific breeding areas.

These migrations are driven by seasonal changes in food availability and environmental conditions.

In summary, the primary functions of whales encompass feeding, reproduction, communication, and migration, all of which are essential for their survival and successful adaptation to their marine environments.

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What happens to genetic information in sperm and egg in fertilisation?


Please answer…..(KS3)

Answers

Explanation:

the haploid nuclei of the two gametes come together to form the genome of a new diploid organism

6.do the animals living in the temperate forest have different adaptations for survival than the animals living in the desert? explain.

Answers

Yes, the animals living in the temperate forest have different adaptations for survival than the animals living in the desert.

This is due to the fact that these two habitats have very different climates and environmental conditions.

In the temperate forest, animals have adapted to the changing seasons and the availability of food sources. Many animals hibernate or migrate during the winter months when food is scarce. They have also developed thick fur coats and layers of fat to keep them warm during the cold winter months. Additionally, many animals in the temperate forest have developed excellent camouflage skills to blend in with their surroundings and avoid predators.

On the other hand, animals living in the desert have adapted to the hot and dry conditions. Many have developed the ability to conserve water and survive on very little. They have also developed mechanisms to regulate their body temperature and avoid overheating. Many desert animals are nocturnal, coming out at night when the temperatures are cooler and the risk of dehydration is lower.

Overall, while both habitats require animals to adapt to survive, the adaptations required are very different due to the unique environmental conditions of each habitat.


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which will have the GREATEST impact on kinetic energy

Answers

Answer: the speed of the body

Explanation: kinetic energy is equal to the the half of the multiple of mass and speed so the increasing and decreasing of the speed has a greatest impact on the kinetic energy.

Add me as the brainleist please!!!!!!!!!!!!!!!!!!!!!!!!!!!!

The kinetic energy of a body depends on its mass and velocity but velocity has the greatest impact on kinetic energy.

What is kinetic energy?

The energy that an object has as a result of motion is known as kinetic energy. It is described as the effort required to move a mass-determined body from rest to the indicated velocity. The SI unit of kinetic energy is the joule (J).

Radiant, thermal, acoustic, electrical, and mechanical kinetic energies are the basic categories. The capacity to perform work is kinetic energy's most significant quality. Kinetic energy can be increased by increasing mass and velocity and can be decreased by decreasing them.

Kinetic energy depends on both the mass and velocity of the body but it is most affected by velocity.

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How could the aquifer around the Los Angeles are in California be susceptible to an impact by a Tragedy of the Commons?

Answers

Answer:

Due to over-pumping of water.

Explanation:

The aquifer around the Los Angeles are in California could be susceptible to an impact by a Tragedy of the Commons because the people used more water than the aquifer receives. The excess use of water from the aquifer through the well causes depletion of water which results in the shortage of water to fulfill the needs of existing population so it is wise to use water efficiently and used lower or equal water the aquifer receives in order to maintain level of aquifer.

A phospholipid is composed of all the following, except _____.
A. A charged phosphate group
B. A glycerol head
C. A fatty acid tails
D. A polysaccharide nucleus
E. Carbon, hydrogen, oxygen, & phosphorus

Answers

If it’s asking what phospholipid composed in glycerol head or a fatty acid tails.
Sorry if I got it wrong for you

complete the sentence using the word below​

complete the sentence using the word below

Answers

Answer:

During a process called photosynthesis, plants take in carbon dioxide, sunlight ,and water.

Plants make sugar and give off oxygen as a by-product of this process.

Please mark me brainliest if this answer could help, have a great day.

what are the types of receptors being used by the serval, the spider, the chameleon, and the male silkworm moth?

Answers

Answer:

yaeh

Explanation:

Silkworm moth, (Bombyx mori), lepidopteran whose caterpillar has been used in silk production (sericulture) for thousands of years. Although native to China, the silkworm has been introduced throughout the world and has undergone complete domestication, with the species no longer being found in

What determines how much energy a human can receive from food?
A. How much energy the food molecules have
B. How much the food molecules weigh
C. How much nitrogen the food contains
D. How much oxygen the food contains

Answers

Answer:

the answer

Explanation:

I believe its A

What theory was proposed by Charles Darwin to explain how living things may be related?

Answers

Charles Darwin, a British biologist, was the first to put forth the theory of biological evolution by natural selection. Evolution was defined by Darwin as "evolutionary change" as well as the idea that species change .

what is A good example of biological evolution

When a species diverges into several distinct forms as a result of a shift in the environment that makes new available resources or poses new environmental difficulties. For instance, Galapagos Islands finches have evolved various beak shapes to benefit from the many types of food that are available on the various islands.

What is the significance of biological evolution?

having empathy towards people. By explaining our beginnings, our links to other living things, the history of variation within and among groups of people, and the significance of this variety, evolutionary biology has made a significant contribution to human comprehension of ourselves.

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matter is a mixture of neuronal cell bodies, dendrites, unmyelinated axons, and neuroglia. TRUE/FALSE

Answers

The statement is False. Matter is not  a mixture of neuronal cell bodies, dendrites, unmyelinated axons, and neuroglia.

Neuroglia, also known as glial cells, are a group of specialized cells that provide support and protection to neurons in the central nervous system (CNS). Unlike neurons, which are responsible for transmitting electrical signals, neuroglia primarily fulfill non-neuronal functions.Neuroglia encompass several types of cells, including astrocytes, oligodendrocytes, microglia, and ependymal cells.

Astrocytes are star-shaped cells that maintain the chemical environment around neurons, regulate blood flow in the brain, and provide structural support. Oligodendrocytes produce myelin, a fatty substance that wraps around neuronal axons and enables faster transmission of nerve impulses. Microglia are the immune cells of the CNS, protecting against pathogens and clearing cellular debris. Ependymal cells line the fluid-filled spaces within the CNS, contributing to the production and circulation of cerebrospinal fluid.

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Case study: 50 year old with known family history of diabetes: recent diagnosis of type 2 diabetes with uncontrolled blood sugars; treatment of oral diabetic medications and diet. Which of the following strategies is not a recommendation for eating healthfully for this 50 year old living with diabetes, as outlined by the Academy of Nutrition and Dietetics? O Follow the Dietary Guidelines for Americans or the USDA Food Patterns to guide your food choices. O Eat only three meals per day with no snacks. O Eat meals and snacks regularly and at planned times throughout the day. O No answer text provided.

Answers

Eat only three meals per day with no snacks" is not a recommendation for eating healthfully for a 50-year-old living with diabetes, as outlined by the Academy of Nutrition and Dietetics.

The correct approach is to eat meals and snacks regularly and at planned times throughout the day.

Following the Dietary Guidelines for Americans or the USDA Food Patterns: This recommendation is important for individuals with diabetes as it helps ensure a balanced and nutritious diet. It emphasizes consuming a variety of nutrient-dense foods in appropriate portions, including fruits, vegetables, whole grains, lean proteins, and low-fat dairy products.Eating meals and snacks regularly: For individuals with diabetes, it is crucial to maintain consistent meal timing and spacing throughout the day. Regular eating helps to stabilize blood sugar levels and prevents extreme fluctuations. It also helps to control hunger and avoid overeating at subsequent meals.Eating snacks: Snacks are particularly important for individuals with diabetes to prevent hypoglycemia (low blood sugar) and maintain steady energy levels. Snacks should be balanced and include a combination of carbohydrates, protein, and healthy fats. This helps to control blood sugar levels and provides sustained energy between meals.

Overall, the recommendation to eat meals and snacks regularly and at planned times throughout the day is essential for managing blood sugar levels and promoting overall health for individuals with diabetes.

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please answer A.S.A.P.
Which statement best explains the role of energy in cellular respiration
A. The cell creates energy by forming large molecules.
B. The cell destroys energy by breaking down large molecules.
C. The cell creates stored chemical energy by capturing solar energy.
D. The cell transfers stored chemical energy to different chemical bonds.

Answers

D bc the the cells more so breaks down the chemical energy and forms that chemical energy into putting it in different activities or chemical/hormonal needs

The cell transfers stored chemical energy to different chemical bonds.

Chemical energy stored within organic molecules such as sugars and fats is transferred and transformed through a series of cellular chemical reactions into energy within molecules of ATP (adenosine triphosphate).

What is cellular respiration?It is the process by which organisms combine oxygen with foodstuff molecules, diverting the chemical energy in these substances into life-sustaining activities.They discard, as waste products, carbon dioxide and water.Example of cellular respiration in plants is the use of photoautotrophic processes to obtain the glucose needed for cellular respiration. This means that plants can use the light energy they acquire from the sun to yield glucose and oxygen.

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