what might be a challenge in trying to estimate the fish population for a certain species? (mark all that apply.) group of answer choices you have to deal with gear biases. (some types of gear might be more likely to get catch certain species than others.) fish in deep water might be harder to find. you can't see all of the fish. it might be easier or only possible to catch fish of certain sizes. there are no challenges. it is easy to count the number of fish.

Answers

Answer 1

Challenges in trying to estimate the fish population for a certain species. Fish in deep water might be harder to find, it might be easier or only possible to catch fish of certain sizes, you have to deal with gear biases. (some types of gear might be more likely to get catch certain species than others.), hence option A, B, and D are correct.

The strategy is to quickly capture and mark many individuals, give marked animals time to return to the community and blend in, and then quickly capture as many individuals as you can during a second sample.

Fish in deep water might be harder to find, it might be easier or only possible to catch fish of certain sizes, you have to deal with gear biases.

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Related Questions

I think its B? Can someone explain it to me tho

I think its B? Can someone explain it to me tho

Answers

Explanation:

I think it should be C because increase in temperature increases molecular motion. Therefore the speed of the moving molecules of both enzymes as well as the substrate will be accelerated. This

will enhance the colliding probability for both enzyme active sites and substrate molecules and more collisions occur between the enzyme active sites and substrate molecules generate greater chances for the reaction to occur. This can continue up to a certain point, after which there is a rapid decline in enzyme activity. This point is referred to

as optimum temperature. When the temperature increases beyond the optimum temperature, the hydrogen bonds, ionic bonds and other weak chemical bonds of enzyme active sites may be disrupted.

This will result a change in the shape of the active site of enzyme which will alter the complementary nature of the active site of enzyme molecules. Therefore, the

complementary binding of enzyme active sites and substrate molecules will be prevented. The above event is called as denaturation of enzyme molecules.

Therefore the rate of enzyme catalyzed reaction or in this case, photosynthesis will start to decline when the temperature increases beyond the optimum temperature and stops completely at certain

temperature, although rate of collision will keep on increasing.

Which statement best describes the effect of color on energy absorption and reflection?

Light colors reflect more and absorb less than dark colors.
Light colors reflect less and absorb more than dark colors.
Light colors absorb and reflect more than dark colors.
Light colors absorb and reflect less than dark colors.

Answers

The answer is A) Light colors reflect more and absorb less than dark colors.

Because remember, white is the absence of color (reflect) and black is every color (absorbs) :D

Light colors reflect more and absorb less than dark colors. The correct option is A.

What is reflection?

When two different media come together at an interface, a wavefront might change direction so that it returns to the first medium, which is known as reflection. The reflection of light, sound, and water waves are typical examples.

It is referred to as light reflection when a light ray hits a polished, smooth surface and bounces back. The incident light rays hit the surface and are reflected off of it.

The darker colours absorb more of the various light energy wavelengths, whereas white or light-colored objects reflect the majority of these wavelengths, which is why heat absorption depends on hue. As a result, black absorbs all light's wavelengths while reflecting none.

Thus, the correct option is A.

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which coenzyme is composed of a 2-mercaptoethylamine unit, the vitamin pantothenate and an adp moiety?

Answers

Coenzyme A is composed of an adp moiety, pantothenate, and a 2-mercaptoethylamine unit.

What is an enzyme vs. a coenzyme?

An inorganic, non-protein molecule known as a coenzyme is necessary for an enzyme to perform its catalytic action. An enzyme is a type of biological that accelerates biological processes without altering itself throughout the process.

What are cofactor vs. coenzyme?

Coenzymes do not join the enzyme, whereas coenzymes frequently bind loosely to an enzyme's active site and help recruit substrates. Coenzymes are organic compounds. Known as "helper molecules," cofactors can be either inorganic or natural in composition.

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Name the plant which produces the largest flower? What is the diameter of the
flower?

Answers

Answer:

Raflessia Arnoldi: 3 feet in diameter

Explanation:

Rafflesia Arnoldi generates the biggest single bloom of all the huge blooms. The so-called "monster flower" is native to the jungles of Malaysia and Indonesia, where it is one of three national flowers. It may grow up to three feet in diameter and weigh up to 15 pounds.

Why are antibiotics unhelpful for treating the common cold?.

Answers

The common cold is caused by a virus, not bacteria. Therefore, antibiotics, which are designed to kill bacteria, is unhelpful for treating the common cold.

Explanation:

Because antibiotics only fight bacteria, and not viruses, and used for treating the common cold

hope this helps you

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based on its reproductive and developmental effects and its connections with a number of diseases and conditions, there have been suggestions that bisphenol a (bpa) is a(n)

Answers

BPA exposure has been linked to a range of health problems, including infertility, cancer, obesity, behavioral problems, and developmental disorders in fetuses.

What are some health problems that have been linked to bisphenol A (BPA) exposure?

Based on its reproductive and developmental effects and its connections with a number of diseases and conditions, there have been suggestions that bisphenol A (BPA) is a harmful chemical that should be avoided.

BPA has been linked to a variety of health problems, including infertility, breast and prostate cancer, obesity, and behavioral problems.

Studies have shown that exposure to BPA during pregnancy can have negative effects on the developing fetus, including increased risk of developmental disorders and reproductive abnormalities.

Therefore, it is important to limit exposure to BPA by avoiding products that contain this chemical, such as certain plastics and canned foods.

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clearing of these has a harsh effect on animal population. What is it called?

Answers

Trees I’m guessing is the answer

Based on the information provided, which cell types are most likely to contain

clathrin?

Answers

Answer:

The Animal cell is the most likely to contain Clathrin and specifically among the animal's type of cells is the Mammalian Cell

Explanation:

Clathrin is simply the model gathering protein that coats transport vesicles during layer traffic. Its capacity to polymerize into a polyhedral cross section adds to association and arranging of necessary layer proteins during receptor-interceded endocytosis, organelle bio-genesis, and chose reusing pathways and corruption pathways. The morphology, structure, and organic chemistry of clathrin is portrayed with an emphasis on how these properties add to clathrin's cell capacities and their guideline.

The collaborations of the clathrin light chain sub-units with actin-coordinating proteins and with the focal bit of the clathrin triskelion characterizes a part for these sub-units in contributing steadiness and solidarity to the clathrin grid, works that grow the collection of clathrin-moved freight and encourage a function for the clathrin cross section in getting sorted out the actin cyto-skeleton. With the revelation of a second type of clathrin in people and a non-layer traffic part for clathrin at the mitotic shaft, the variety of intra-cellular capacities attributed to clathrin proteins currently reaches out to explicit functions in human glucose digestion and in mitosis, notwithstanding traditional clathrin-intervened pathways.

Match each part of a cell to its structural features.

Answers

Answer:

Explanation:

the picture is not given ty

hormones do not last in the bloodstream indefinitely.For this season your glands constantly produce new hormones when needed.Using this information, explain why a diabetic person may require injections of insulin two or even three times per day?

Answers

The pancreas created and controls sugar levels. When that stops functioning (whether it’s type 1 or type 2) a person needs to inject themselves with insulin. A time where the pancreas might need to control sugar levels is when a person eats. Therefore; when a diabetic person eats they might need to give themselves an injection of insulin. Which is why a diabetic person might need more than one injection, because we eat multiple times a day! :) hope this helped

which of the following best predicts what will happen to the blood glucose levels if the person has another meal after 5 pm?
Immediately after the meal, the blood glucose level will increase, and then insulin will be secreted to counter the increase

Answers

The statement that best predicts what will happen to the blood glucose levels if the person has another meal after 5 pm is "Immediately after the meal, the blood glucose level will increase, and then insulin will be secreted to counter the increase."

A meal consumed after 5 p.m. will cause a significant increase in blood glucose levels. Insulin, a hormone produced by the pancreas, is released in response to the increase in blood sugar levels. Insulin aids in the absorption of glucose by the liver, muscle, and adipose tissue, lowering blood sugar levels. Insulin production may be insufficient in some people or ineffective in others, leading to hyperglycemia (high blood sugar). Insulin resistance is another name for this condition. Patients with insulin resistance are at a higher risk of developing type 2 diabetes.

The body of an individual is capable of regulating the blood glucose level in the blood so that it doesn't go beyond the normal range. The normal fasting blood glucose range is 70-100 mg/dl, while the normal blood glucose range after a meal is 100-140 mg/dl. High blood sugar levels can lead to health issues like diabetes, which can lead to severe health complications if not managed properly. Therefore, it is essential to maintain healthy eating habits and lifestyle to prevent such health issues.

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The primary purpose of which human organ system is to produce hormones that regulate body functions

Answers

The endocrine system.

This system includes the pituitary gland, thyroid gland, parathyroid gland, adrenal glands, tested/ovaries, and the pancreas.

The large muscle group that attaches the leg to the pelvic girdle and produces extension of the hip joint is the ________ group. a. gluteal b. obturator c. adductor d. abductor

Answers

The large muscle group that attaches the leg to the pelvic girdle and produces extension of the hip joint is the gluteal group.  Option A.

The gluteal muscles are located in the buttocks and play an important role in movement of the hip joint, including extending and abducting the thigh. The three main muscles of the gluteal group are the gluteus maximus, gluteus medius, and gluteus minimus. These muscles work together to allow for movements such as running, jumping, and walking. The gluteal muscles also help to maintain posture and balance, and can be strengthened through exercises such as squats, lunges, and deadlifts.  

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What is the NADPH responsible for?

Answers

Answer:

NADPH is a cofactor, used to donate electrons and a hydrogens to reactions catalyzed by some enzymes.

What causes the Pacific Ring of Fire to have so many volcanoes.

Answers

The Ring of Fire is the result of plate tectonics. Much of the volcanic activity occurs along subduction zones, which are convergent plate boundaries where two tectonic plates come together. The heavier plate is shoved (or subducted) under the other plate.

This diagram shows the digestive system. Which of the following are true about its organs? The basic unit of life in all these organs is the cell. Each organ is made up of tissues. They must work together for a person to survive. Together they form an organ system.
please help​

Answers

Answer:the basic unit of life in all these organs is the cell

Explanation:

The cell is the smallest part and (unit of structure) and the center of function in all living things

What macromolecules can be found in animal cells

and

What macromolecules can be found in plant cells

Answers

Answer:

ANIMALS: There are four major classes of biological macromolecules (carbohydrates, lipids, proteins, and nucleic acids), and each is an important component of the cell and performs a wide array of functions. Combined, these molecules make up the majority of a cell's mass.

PLANTS: The three main classes of macromolecules found in plants are thus proteins, polysaccharides and nucleic acids. However, mixed polymers are also known. such as the glycoproteins, which contain both sugars and amino acids in covalent linkage.

The macromolecules found in animal cells are carbohydrates, proteins, lipids, nucleic acids, and water. Each of these macromolecules has specific functions in the body of kingdom Animalia.

What are Macromolecules?

Macromolecules may be defined as a molecule that contains a very large number of atoms that are held together by specific bonds.

The macromolecules found in animal cells are polysaccharides, proteins, nucleic acids, water, and some types of mixed polymers.

All such macromolecules perform specific functions in the structure of kingdom Plantae and meet the need for metabolic activities.

Therefore, it is well described above.

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What are 5 stages of protein synthesis?

Answers

Answer:

Activation of amino acids

Transfer of amino acids to tRNA

Initiation of a polypeptide chain

Chain Termination

Protein translocation

how do the diverse capacities of newborn babies con-tribute to their first social relationships?

Answers

The diverse capacities of newborn babies contribute to their first social relationships in a number of ways. First, newborns are born with a natural tendency to form social connections with other people. This is known as "social referencing" and it helps babies to learn about the world around them by observing the reactions of others.

Additionally, newborns have a number of innate abilities that help them to communicate with others. For example, they are able to make eye contact, imitate facial expressions, and respond to touch. These abilities help babies to form early social connections and build relationships with the people around them.

Finally, newborns are born with a natural curiosity about the world around them. This curiosity drives them to explore and interact with their environment, which in turn helps them to develop social relationships.

Overall, the diverse capacities of newborn babies play a crucial role in helping them to form their first social relationships and build connections with the people around them.

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Was the Virginia Tech soil enhancement research project a success?
im dying on this queston help pls

Answers

No, since there was not enough biochar, so it made no significant difference. In order for it to be successful, it hold have cost 1,000$ per ton.

Look up at the night sky and just wonder. Then tell me what you wondered about.

Answers

I wonder what sort of stuff happens up there that nobody is aware of. All the different kinds of possibilities. And if there is life, then what would they be doing and how are their ways of life?

Deficiencies in folic acid are noticed first in rapidly growing cells, such as those in which areas?

a. Gastrointestinal (GI) tract
b. Bone marrow
c. Cancerous tissues

Answers

Deficiencies in folic acid are noticed first in rapidly growing cells, such as those in which areas like bone marrow. correct option is (B).

Here, you have a lower-than-normal number of red blood cells and these cells are abnormally large. These lead to a reduced amount of oxygen circulating in your blood and with time, having less oxygen in your blood can make you feel weak.

As we know blood cells are formed in bone marrow, the deficiency of folic acid is first seen in bone marrow.

This deficiency means not enough vitB9 in body

Folate is required for red blood cells and when body doesn’t have folate, bone marrow produce large red blood cells known as megaloblast. They are large and may not come out of bone marrow which results in less blood cells in bloodstream and hence the decrease in blood cells lead to anemia.

Symptoms of folate deficiency-

1. Tiredness

2. Shortness of breath

3. Pale skin

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Please help!!! Which of the following happens during interphase

Please help!!! Which of the following happens during interphase

Answers

Answer:

A

Explanation:

why is the glucagon not able to compensate for decreasing blood sugar levels

Answers

Glucagon is not able to compensate for decreasing blood sugar levels due to various factors, including insulin resistance, impaired glucagon secretion, and dysfunction in the liver's response to glucagon.

Glucagon is a hormone produced by the pancreas that plays a crucial role in regulating blood sugar levels. It acts opposite to insulin, promoting the release of glucose from glycogen stores in the liver, thereby increasing blood sugar levels. However, in certain conditions, glucagon may not be able to compensate for decreasing blood sugar levels.

One factor contributing to this is insulin resistance, a condition commonly associated with type 2 diabetes. In insulin resistance, the body's cells become less responsive to the effects of insulin, leading to impaired glucose uptake. This can make it challenging for glucagon to counteract decreasing blood sugar levels because the cells are not effectively utilizing the glucose released by the hormone.

Another factor is impaired glucagon secretion. In some cases, the pancreas may not produce adequate amounts of glucagon or may release it inappropriately. This can disrupt the normal balance between insulin and glucagon and hinder the ability of glucagon to raise blood sugar levels.

Additionally, dysfunction in the liver's response to glucagon can limit its compensatory action. The liver is responsible for releasing glucose into the bloodstream when stimulated by glucagon. However, liver dysfunction, such as fatty liver disease or liver damage, can impair its ability to respond appropriately to glucagon, resulting in inadequate glucose release and ineffective compensation for decreasing blood sugar levels.

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Janet learned to speak as a toddler. At the same time, she grew taller. This is
an example of how development is:
OA. multidimensional.
OB. multidirectional.
O C. pliable.
OD. lifelong.

Answers

Answer:

✓ c - multidimensional

Explanation:

60 minutes remaining
Question 13 The most abundant photoreceptors that detect dim light are Cones.
A True
B False
Question 14 Muscular tissue that adjusts the shape of the pupil to regulate how much light enters the eye is IRIS.
A True
B False Question
15 Opsins are visual pigments derived from Vitamin D.
A True
B False

Answers

Answer:

Question 13:

B. False

The most abundant photoreceptors that detect dim light are Rods, not Cones. Rods are highly sensitive to low light conditions and are responsible for vision in dim light and peripheral vision. Cones, on the other hand, are responsible for color vision and high visual acuity but are less sensitive to low light conditions.

Question 14:

A. True

The iris is the muscular tissue in the eye that adjusts the size of the pupil, controlling the amount of light entering the eye. It contracts or expands to regulate the size of the pupil in response to changing light conditions.

Question 15:

B. False

Opsins are visual pigments found in photoreceptor cells, specifically in the retina of the eye. They are responsible for capturing light and initiating the process of vision. Opsins are not derived from Vitamin D. Vitamin D is a separate compound involved in various physiological processes in the body, including calcium absorption and bone health.

Explanation:

dna replication question 9 options: a) begins when two dna molecules join together to exchange segments. b) uses each strand of a dna molecule as a template for the creation of a new strand. c) results in the formation of four new dna strands. d) occurs through the addition of nucleotides to the end of the parental dna molecules

Answers

dna replication uses each strand of a DNA molecule as a template for the creation of a new strand.

The method through which a double-stranded DNA molecule is plagiarised to generate two genetically Identical molecules is known as DNA replication Replication is essential since when a split happens, the 2 additional daughter cells should possess the same specific genes, or DNA, as the parent cell. In cultured cells DNA replication (DNA enhancement) is also conceivable (artificially, outside a cell). To begin DNA synthesis at known sequences in a template DNA molecule, DNA polymerases isolated from cells and artificial DNA primers can be used.

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How do operations performance objectives trade off
against each other?

Answers

Operations performance objectives trade off against each other as the performance of one objective can be improved by compromising on another. These trade-offs are mostly due to resource constraints, and thus, they are a significant factor in operations management.

What are operations performance objectives?

Operations performance objectives refer to the specific outcomes that an operation seeks to achieve. They are the goals of an operation. Organizations use operations performance objectives to create a strategy that addresses the objectives and outlines how to achieve them. Operations performance objectives are split into five categories: Cost: This objective refers to providing a service or product at the lowest possible cost.

Quality: This objective refers to providing a service or product that meets or exceeds customer expectations. Speed: This objective refers to delivering a service or product quickly. Dependability: This objective refers to delivering a service or product as promised. Flexibility: This objective refers to the ability to provide a service or product that meets customer needs. Operations performance objectives trade-offs Operational performance objectives trade-offs refer to the relationship between performance objectives. In operations management, achieving one objective often means sacrificing another. For example, achieving higher quality may mean incurring higher costs, which is a trade-off between quality and cost. In some cases, achieving one objective may enhance another. For instance, a quicker turnaround time (speed) can increase dependability and flexibility. These examples show that trade-offs can be positive or negative. The following are common trade-offs among operational performance objectives: Cost vs. quality: Offering higher quality goods or services will increase costs. Flexibility vs. speed: Being flexible slows down the speed of operations. Speed vs. quality: Higher speed may lead to lower quality. Dependability vs. flexibility: To be dependable, the operations need to be standardized, limiting flexibility.

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what is mean of producers definition in biology?

Answers

In biology, producers are organisms that are capable of producing organic compounds, such as carbohydrates, lipids, and proteins, through photosynthesis or chemosynthesis.

Photosynthetic producers, such as plants, algae, and some bacteria, use energy from sunlight to convert carbon dioxide and water into organic compounds. They are also known as autotrophs because they can produce their own food.

Chemosynthetic producers, such as certain bacteria, use energy from chemical reactions, such as the oxidation of inorganic compounds like hydrogen sulfide, to produce organic compounds. They are also autotrophs.

Producers play an important role in ecosystems by providing energy and nutrients for other organisms. They are usually at the bottom of the food chain and serve as the primary source of food for herbivores and other consumers.

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Which of these describes a difference between viruses and cells?

A. Cells contain protein, and viruses contain only carbohydrates.
B. Viruses have flagella, and cells have only cilia.
C. Cells reproduce independently, and viruses require a host to reproduce.
D. Viruses have membranes made of proteins, and cells have membranes made of nucleic acid.

Answers

Answer: C

Explanation:

A is ncorrect becuase viruses do not contain only carbs.

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