he following is true for dopamine, norepinephrine, and epinephrine except: select one: a. the absence of tyrosine hydroxylase prevent their synthesis. b. they are amino acid neurotransmitters. c. the receptors are metabotropic. d. part of the same synthesis pathway.

Explanation:

For a gene that is expressed in a dominant and recessive pattern, homozygous dominant and heterozygous organisms will look identical (that is, they will have different genotypes but the same phenotype), and the recessive allele will only be observed in homozygous recessive individuals.

Answer:

metabolism has occurred and she needs more energy to enhance anabolism and metabolism

Explanation:

I think you mean growling and not growing

Answer:

If the gray wolves go extinct here are two likely effects;

Explanation:

If the gray wolves becomes excent then the things that they feed on like the snowshoes hares, deer, and bevers will most likely increase because there is not as many predators to keep the population in check.

As for the aquatic plants because there will be more bevers the plant population will decrease a faster rate as a result.

The food web in Yellowstone National Park will certainly experience an increase in aquatic plant population as a result of wolves being introduced to the area. So, the correct option is A.

All the food networks in a specific ecosystem make up a food web. Each organism in an environment is a link in a number of food chains. Energy and nutrients can go along different food chains as their move through the environment. A food chain is a group of organisms that are consumed in a linear order, passing nutrients and energy along the way.

Animals find food on one end of a food chain, which has only one path. A food web, however, demonstrates several pathways whereby plants and animals were interconnected. Many food chains make up a food web. An organism consumes just one thing in a food chain, but several things in a food web.

Therefore,  the correct option is A.

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Your question is incomplete, most probably the complete question is:

The Yellowstone National Park food web is shown below.

Secondary

consumers

Raven (detritivore)

Red fox

Gray wolf

Primary

consumers

Snowshoe

hare

Moose

Beaver

Red Squirrel

Primary

producers

Pine

Maple Balsam Fir Cottonwood Aquatic plants

What would be the most likely effect of adding wolves to the park?

A. Increased aquatic plant population

B. Decreased maple population

C. Decreased cottonwood population

D. Increased elk population

Answer:

the characteristics of life are sensitivity or response to the environment, reproduction, growth and development, regulation, homeostasis, and energy processing.

Explanation:

a dog responds to stimulus such as pets.     they reproduce and have puppies, and also grow in size over time. they process energy by eating food, which helps them maintain homeostasis.

Do pollutants have a greater effect on saltwater or freshwater environments?

An environment is the natural world and all of the living and non-living things that exist within it. It includes physical elements such as land, air, water, and climate, as well as biological factors such as plants, animals, and other organisms. The environment is constantly changing and interacting with humans, who are also part of it. Human activities such as clearing forests, burning fossil fuels, and polluting the air and water can have a significant impact on the environment. People must take steps to protect and restore the environment in order to ensure a healthy planet and future generations.

Is it ethical to eat meat?

not testable

How do customers feel about the services of airlines?

testable

Do people who eat chocolate have more acne?

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Answer:

anaerobic catabolism

Explanation:

The correct term for the impact that distance from the ocean can have on climate is continentality.

The way in which relative distance from the ocean can produce significant differences in climate is termed as Continentality.

Continentality can be described as the climate condition  whereby less energy is needed to heat a location and in the process the water bodies do not influence temperature much or at all.

This can be further explained that the  farther you are away from an  large body of water, then there will be a greater seasonal temperature swing.

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The results show Sarah could feel tired because her red blood cells (2,700,000) and platelets (245,000) are below the normal levels (3,800,000 and 250,000). Her white blood cells (9,000) are above the normal level (8,500)

Sorry if wrong

Answer:

It’s important to avoid extra costs, time and wrong knowledge/ idea.

Explanation:

I think the source of information related to job are important for the concerned people​ in order to enable them have the best view and position on jobs available. This helps them to weigh their options very well before taking decisive actions.

It also helps to avoid extra costs, time and wrong knowledge/ idea which in turn promotes general efficiency of such group of people.

Answer:

Cooking related fire is considered as the most dangerous kitchen crisis.

Explanation:

Let us consider few points regarding kitchen crisis:

• Cooking fires are the primary cause of home fires and home fire injuries. The majority of cooking equipment fires start with the ignition of common household items (i.e., wall coverings, paper or plastic bags, curtains, etc.).

• Never leave cooking food on the stovetop unattended, and keep a close eye on food cooking inside the oven.

• Keep cooking areas clean and clear of combustibles (i.e. potholders, towels, rags, drapes and food packaging).

• Keep children and pets away from cooking areas by creating a three-foot “kid–free zone” around the stove.

So from above points we can conclude that cooking related fire are most dangerous kitchen crisis and we should take proper measures to avoid it.

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Answer:

A.  

cooking-related fire

Explanation:

Answer:

given below

Explanation:

Genetic engineering is the process of cutting DNA into fragments and inserting the fragments with a desired gene into another organism of the same or different species

Answer:

Genetic Engineering

trait

the next answer to the next question is.....

recombinant dna tehnology

Explanation:

edu 2021

The advantage of using a wet mount is c. the organism is enhanced the specimen can be viewed as living cells

Wet mount are preparations made directly without preservatives containing living objects to be observed. These preparations are usually made by slicing the observation material as thin as possible and then observing it with the addition of water for living cells.

The benefits of wet mount are that they can provide clear results. When the contrast of the specimen is increased by adding water, it will describe a high affinity for cell organelles so that the structure inside will be clearer. Because the structure of the cell organelles is still clearly visible, the specimen can be seen as a living cell which provides more definite observations regarding the structures contained within.

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Answer:

Rank the phases of matter from the one with the least kinetic energy to the greatest kinetic energy for the particles in the substance.

Least kinetic energy: solid

↓

liquid

↓

gas: Greatest kinetic energy

The sensor that allows you to observe the electrical activity of a muscle is the EMG sensor.

An EMG sensor is an instrument that measures electrical activity in the muscles.

The electrical activity is generated when the muscle contracts, and it can be recorded using surface electrodes that are attached to the skin overlying the muscle or through needles that are inserted into the muscle.

The EMG signal provides valuable information about muscle function, such as the strength of muscle contractions, the timing of muscle activity, and the coordination of muscle groups.

EMG stands for electromyography, which is the study of muscle electrical activity. This technique is used in a wide range of applications, such as diagnosing neuromuscular disorders, assessing muscle function in athletes, monitoring rehabilitation progress in patients recovering from injury, and researching the biomechanics of movement.

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Enzymes are the biological catalysts. They are made up of proteins that have the catalytic activity. It is the result of enzymes that each reaction is accomplished within seconds inside the living organisms, which otherwise would have taken even days to finish up.

Substrate is the starting product in any chemical reaction. The enzymes acts upon the substrate, causes some changes in it and therefore forms the product.

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The statement that "adipocytes are completely dependent on glucose for their metabolism" is not accurate. While it is true that adipocytes primarily express Glut4, the insulin-responsive transporter, indicating their responsiveness to insulin and glucose uptake, adipocytes have a diverse metabolic profile beyond glucose metabolism.

The statement that "adipocytes are completely dependent on glucose for their metabolism" is not accurate. While it is true that adipocytes primarily express Glut4, the insulin-responsive transporter, indicating their responsiveness to insulin and glucose uptake, adipocytes have a diverse metabolic profile beyond glucose metabolism.

Adipocytes play a crucial role in energy storage and release in the form of triglycerides. Glucose can be used as a substrate for lipogenesis, where it is converted into fatty acids and incorporated into triglycerides for storage in adipose tissue. However, adipocytes can also utilize other energy sources such as free fatty acids derived from lipolysis or even amino acids for energy production.

Additionally, adipocytes are involved in various metabolic processes such as hormone synthesis and secretion. They produce hormones called adipokines, which regulate energy balance, insulin sensitivity, inflammation, and other physiological processes.

While glucose metabolism is an important aspect of adipocyte function, it is not the sole source of energy or the exclusive metabolic pathway in these cells. Adipocytes exhibit a complex metabolic network, allowing them to adapt to different energy sources and metabolic demands.

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Answer:

1, cellular respiration

2. Energy for cells

3. Oxygen

4. Mitochondria

5. Chloroplast

6. Sugars/Glucose

7. Carbon Dioxide + Water

8. Oxygen

9. Photosynthesis

10. Energy from sunlight

Explanation:

The process that specifically returns nitrogen to the soil is denitrification, denoted by option C.

Denitrification is a microbial process that occurs in certain soil bacteria and fungi, leading to the conversion of nitrate back into nitrogen gas or nitrous oxide. It is a vital part of the nitrogen cycle, which involves the cycling of nitrogen through various forms in the environment.

While all the options listed play roles in the nitrogen cycle, only denitrification is responsible for the return of nitrogen to the soil. Let's briefly touch upon the other options:

- Decomposition (option A): Decomposition is the breakdown of organic matter, such as dead plants and animals, by bacteria, fungi, and other organisms.

Decomposition releases nutrients, including nitrogen, from organic material, making them available for uptake by plants. However, it does not directly return nitrogen to the soil.

- Assimilation (option B): Assimilation refers to the process in which plants and animals take up inorganic nitrogen compounds, such as ammonium and nitrate, from the soil and incorporate them into their tissues for growth and development. Assimilation is an important step in the nitrogen cycle, but it does not involve the return of nitrogen to the soil.

- Transpiration (option D): Transpiration is the process by which plants release water vapor through their leaves. It is part of the plant's water cycle but not directly related to the return of nitrogen to the soil.

In summary, among the options provided, denitrification is the process that specifically returns nitrogen to the soil.

Decomposition plays a role in nutrient release, assimilation involves nitrogen uptake by plants, and transpiration is related to water movement in plants but does not directly contribute to nitrogen return to the soil.

So, option C is correct.

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If SHH is to be accumulated and then released into cellular space at a specific time, it would be necessary to establish storage mechanisms and release mechanisms.

To store the produced SHH would require specialized cellular compartments.

To release all of the stored SHH, a signal or stimulus would need to trigger the release of SHH from storage into the extracellular space.

SHH is a protein that is stored within the cell and is released into the extracellular space in times of need. These processes need to work in a very regulated way in order to achieve their objectives. For this reason, well-regulated and optimized storage and release mechanisms are needed.

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Operons are regulatory units found in prokaryotic cells, responsible for controlling the expression of genes involved in specific functions. Features of operons include: a. Riboswitch: Not a typical feature of operons, but can regulate certain operons by binding small molecules and affecting the gene expression.

b. Start codon (AUG): Not specific to operons, but present in all genes as the initiation signal for protein synthesis.
c. Poly (U) tail: Not a feature of operons, as it is specific to eukaryotic mRNA, not found in prokaryotes.
d. Promoter: A feature of operons; a DNA sequence recognized by RNA polymerase for initiating transcription.
e. Protein-coding genes: A key feature of operons; they consist of functionally related protein-coding genes that are transcribed together as a single unit.
f. Operator: A feature of operons; a DNA sequence that controls the access of RNA polymerase to the promoter, regulating gene expression through the binding of regulatory proteins like repressors or activators.
In summary, the features of operons include the promoter, protein-coding genes, and operator.

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Answer:

Divides into two cells

Explanation:

During interphase, the cell grows and the nuclear DNA is duplicated. Interphase is followed by the mitotic phase. During the mitotic phase, the duplicated chromosomes are segregated and distributed into daughter nuclei. The cytoplasm is usually divided as well, resulting in two daughter cells.

Answer:

B

Explanation:

Answer:

d) Beta-lactams

Explanation:

Beta-lactam antibiotics include compounds such as penicillins, and cephalosporins.

One biochemical evidence that supports the theory of evolution that says that we all come from a common ancestor is the fact that all organisms use the same genetic code for the translation of proteins, for example, the codon AUG codes for the amino acid methionine in all organisms.

This means D would be the right answer.

The correct answer is option B. Genetic Drift is a process of genetic change in a population that occurs when a small group of individuals (a population) separates from the larger population and develops its own distinct gene pool.

The two types of genetic drift are the bottleneck effect and the founder effect. The bottleneck effect occurs when a population is reduced in size due to a natural disaster or human-caused event such as war, and individuals with certain genotypes are more likely to survive than those with other genotypes.

The founder effect is when a subset of individuals separate from the original population and establish a new population elsewhere. The new population has a different gene pool than the original population and is therefore likely to start with different gene frequencies than the original population.

Both the bottleneck effect and the founder effect are examples of genetic drift, which is a random process of genetic change, unlike natural selection which is a non-random process.

Complete Question:

The bottleneck effect and the founder effect are two types of

A. natural selection.

B. genetic drift.

C. mutation.

D. nonrandom mating.

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Answer:

Frozen

Explanation:

When it heats up water evaporates and when it's cold it does the opposite, it freezes because of the low temperature.

Answer:

A) Nucleus and Ribosome

Explanation:

Diabetes can be a very chronic disease if not properly controlled, it mostly affect the aged people. If not properly treated it can in some cases lead to the death of the individual.

Diabetes occurs when the pancreas in the body system does not produce any insulin, the insulin is a type of hormone that is found in the body, this hormone helps to normalize the amount of blood sugar that is present in the human body.

The two organelles in the pancreas that is responsible for the production of insulin in the body is; nucleus and ribosome