Which organelle would be more developed in a cell of salivary glands?

Answer:

1. Risk

2. Hazard

3. Risk

4. Risk

5. Hazard

6. Hazard

7. Hazard

8. Hazard

9. Risk

10. Hazard

:)

Answer:

A.

Explanation:

If they have know where to live, they can't overpopulate. The question ask what will happen to the polar bears so C can no be it. Polars Bears do not have the features for them to become another species.

Answer: It would be an ostrich lad :)

Explanation:

hope this helps :)

have a great day :D

A protein can have two separate binding sites for several reasons-

Regulation of activity: Having two separate binding sites allows for the regulation of protein activity through the binding of different molecules to each site. For example, one site might bind an activator molecule while the other binds an inhibitor, giving the cell a way to control the protein's activity.

Facilitation of multi-step processes: Some proteins have multiple binding sites to facilitate multi-step processes. For example, an enzyme may have two separate binding sites for different substrate molecules, which allows it to perform sequential reactions.

Stabilization of protein structure: Having two separate binding sites can also stabilize the protein structure and prevent it from denaturing. The binding of a small molecule to one binding site can influence the other binding site by changing the protein's shape or conformation. This can result in the opening or closing of the other binding site, making it more or less accessible to other molecules. The binding of a small molecule to one site can also affect the protein's activity or stability, which can have an indirect effect on the other binding site.

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Answer:

Reproducibility is important because it is the only thing that an investigator can guarantee about a study. Contrary to what most press releases would have you believe, an investigator cannot guarantee that the claims made in a study are correct (unless they are purely descriptive) So reproducibility is important not because it ensures that the results are correct, but rather because it ensures transparency and gives us confidence in understanding exactly what was done.

(,IF THIS HELPED CAN YOU GIVE ME A BRAINYLEST PLEASE)

Reproducibility is important because it's the only thing that an investigator can guarantee about a study so reproducibility is important not because it ensures that the results are correct but rather because it ensures transparency and gives us confidence in understanding exactly what is done .

I hope this helped ; )

urine volume decreases since water is returned to the body and the blood volume increases since the reabsorbed primary urine goes into the blood

Answer:

3

Explanation:

DNA RELAYS INFORMATION IN THE ORDER OF ITS NITROGEN BASES

Answer:

carbon cycle for grad point

Explanation:

im smart

Answer:

The answer to your question is O carbon cycle

Explanation:

Today changes in the carbon cycle are happening because of people. We perturb the carbon cycle by burning fossil fuels and clearing land. By burning coal, oil, and natural gas, we accelerate the process, releasing vast amounts of carbon (carbon that took millions of years to accumulate) into the atmosphere every year.

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Kettlewell conducted an in-depth investigation of bird predation on moths to verify his theory regarding the evolutionary basis of industrial melanism.

Kettlewell came to the conclusion that industrial melanism, which darkened the hue of the trees, was brought on by pollution from the companies in Birmingham. As a result, the moths with the recessive features had a higher likelihood of surviving due to the concealment.

The goal of Kettlewell's experiment was to determine whether a single instance of natural selection could be explained in terms of a particular process or agent, in this case, bird predation. Biologists would not have abandoned the theory of natural selection if it had failed. Most biology textbooks include Kettlewell's experiment as an illustration of how evolution works.

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Introns are attached to DNA strands to block the transcription of mRNA.

The process through which a gene's information is translated into a function is known as gene expression.

RNA molecules that code for proteins or non-coding RNA molecules that perform other roles are transcribed, which mostly causes this.

Gene expression can be compared to a "on/off switch" that regulates where and when RNA molecules and proteins are produced, as well as a "volume control" that controls how much of each is produced. Gene expression is tightly controlled and significantly altered by environmental factors and cell type.

Therefore, Introns are attached to DNA strands to block the transcription of mRNA.

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Answer: introns must be clipped out of mRNA before translation can occur.

Explanation: i took the test and put the answer the person above gave me and it was wrong!

Answer:

Medications can be tested on the cancer culture before being injected into the patient.

Explanation:

Answer:

The answer is B, Medications can be tested on the cancer culture before being injected into the patient.

Explanation:

At 30 degrees C, incubate while adding antibiotics such nalidixic acid.

-Detection of beta-hemolysis using a pH indicator to identify rhamnose fermentation to acid.To extract Listeria monocytogenes form food samples, a new selective medium was developed; the media fully blocked common food microflora.

To extract Listeria monocytogenes form food samples, a new selective medium was developed; the media fully blocked common food microflora.

Aerobe and facultative anaerobe, monocytogenes. Its capacity to expand at refrigeration temperatures is a unique characteristic. 3-45°C is the optimal temperature range for growth. Yet, 30°C is the ideal temperature for growth. A few number of biochemical markers are used to distinguish between various Listeria species. Among these, hemolysis and arylamidase are utilised to distinguish among L. monocytogenes and L. innocua.

Selective

At 30 degrees C, incubate while adding antibiotics such nalidixic acid.

-Adding salts with high concentrations, like lithium chloride

-Including antifungal medications like amphotericin B

Differential

-Detection of beta-hemolysis using a pH indicator to identify rhamnose fermentation to acid

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The mass extinction that took place at the end of the Mesozoic era was the 5th largest mass extinction that gave way for the Cenozoic era.

The Mesozoic era is the era that spanned from 252 to 66 years ago and means middle life. Thus was the period of dinosaurs and their existence gave way or the evolution and dominance of mammal life on earth.

As this period includes the

Hence is also called the age of reptiles that later developed into the age of mammals.

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Answer:

Sandstone does not react with Hydrochloric acid. The acid soaks into the rock because the rock is porous, filled with tiny holes. It is made up of tiny grains of sand cemented together by intense pressure.

Decomposers play an important role in maintaining the health and balance of an ecosystem. They break down dead organic matter such as dead plants and animals, and convert them into nutrients that can be absorbed by other living organisms.

This helps prevent the accumulation of dead matter in the ecosystem, which could lead to a buildup of harmful bacteria and disease. Additionally, decomposers restore essential nutrients such as carbon, nitrogen, and phosphorus back into the soil, which is important for the growth of plants. Unlike producers, which use sunlight to create their own food, decomposers consume organic matter to produce energy for themselves and to recycle nutrients back into the ecosystem.

In summary, decomposers are essential in ensuring the overall health and productivity of an ecosystem by breaking down dead matter and returning valuable nutrients back to the environment.

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Answer:

c

Explanation:

hair in the brush may have hair follicles attached which can provide enough DNA to identify someone.

Answer:

c

Explanation:

Answer:

Hey there is no complete question, we can't understand

Please write a complete question so that we can answer

Answer:

is c

Explanation:

The United States uses more land for parks and forests than for urban areas.

A 2 column by 6 row table. Column 1 is titled Land and contains the following entries: crop, forest, grass or range, parks or wildlife or others, urban. Column 2 is titled Size of Land in million acres, and contains the following entries: 408, 671, 614, 313, 61.

Which statement is true based on the data in the table?

a The United States uses more land to grow crops than to maintain forests.

b The United States uses more land for parks and wildlife than for forests.

c The United States uses more land for parks and forests than for urban areas.

d The United States uses more land for urban areas than for grasslands and ranges.

The checkpoint that tests the functionality of the recombined beta chain of the pre-T cell receptor (pre-TCR) is:

c. Beta selection.

During beta selection, thymocytes undergo a checkpoint where the functionality of the recombined beta chain of the pre-TCR is assessed.

This checkpoint is crucial for ensuring that the developing T cells have a properly functioning TCR complex before progressing to the next stages of T cell development.

It helps select T cells that can interact with self-major histocompatibility complex (MHC) molecules and receive the necessary signals for survival and maturation.

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Inferior vena cava returns deoxygenated blood to the right side of the heart from all parts Abdominal organs, Pelvis and Lower extremities.

The inferior vena cava is the largest vein in the human body that connects the lower body to the right atrium of the heart. It brings deoxygenated blood from all parts of the body back to the right side of the heart. This includes the abdominal, pelvic, and chest cavities, along with the lower extremities, such as the legs and feet.

This blood is then reoxygenated and sent back to the left side of the heart from where it goes back to the lungs in order to get reoxygenated again. In order to traverse the various cavities, the inferior vena cava has to navigate a number of major valves. The most common ones being the iliac vein valves, which keep the blood flowing in the required direction.

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Correct question is :

Inferior vena cava returns deoxygenated blood to the right side of the heart from all parts _____.

Answer:

phospholipids

Explanation:

The fundamental building blocks of all cell membranes are phospholipids which are amphipathic molecules, consisting of two hydrophobic fatty acid chains linked to a phosphate-containing hydrophilic head group.

Answer:

a To provide cows and other live stock with vaccines so diseased do not spread among farmers and cattle herders.

Explanation:

because that one makes the most sense and it is true

In eukaryotes, Messenger RNA is specific to the synthesis of only one type of protein.

Messenger RNA or also known as mRNA is a single stranded RNA molecule and it carries genetic information of DNA to convert into proteins. It is created when enzyme (RNA polymerase) converts the gene into primary transcript mRNA.

The genetic code taken by mRNA is first converted to amino acids which then is used to synthesize protein.  Genetic information of DNA is stored in mRNA in the sequence of nucleotides which are then arranged into codons. Each Codon is specific for an amino acid but the stop codon is used to stop the protein synthesis.

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Answer:

variation, inheritance, selection and time

Answer:

Explanation:

it would be c////////////////////

Answer: A

Explanation: In general, this process involves a "parent" cell splitting into two or more "daughter" cells. In this way, the parent cell can pass on its genetic material from generation to generation.

The cause of genetic variation is Meiosis I is responsible for creating four genetically unique cells and meiosis II is responsible for creating four cells that are genetically different from the parent cell. The correct option is A.

Meiosis is a process in which the division of gametic cells occurs. This occurs when reproduction happens. The reproduction cell divides and the chromosome number reduces in this division.

The process is divided into two forms, meiosis I and meiosis II. In the process of meiosis I,  the cell doubled without dividing the chromosome number.

Thus, the correct option is A, Four genetically distinct cells are produced by meiosis I, and four cells that are genetically distinct from the parent cell are produced by meiosis II.

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Vestigial structures are remnants of structures or organs that were present in an ancestor species but are no longer present in the current species. Examples of vestigial structures include the wings of the ostrich, the appendix in humans, and the hind leg bones of the whale.

They are anatomical structures that have lost their original function through the process of evolution. They are often referred to as "leftover" or "useless" parts of the body. However, some vestigial structures may have gained new functions over time.

Here are 3 examples of vestigial structures:

1. The appendix: The appendix is a small, tube-like structure that is attached to the large intestine. It is believed to have once played a role in digesting tough plant material, but is now considered to be a vestigial structure as it no longer serves a necessary function in the human body.

2. Wisdom teeth: Wisdom teeth are the third set of molars that typically emerge during young adulthood. However, due to the evolution of the human jaw, many people do not have enough room in their mouth for these teeth, and they often become impacted or cause other dental problems.

3. Tailbone: The tailbone, or coccyx, is a small, fused set of vertebrae at the base of the spine. It is believed to be the remnant of a tail that was once present in our ancestors, but is now considered a vestigial structure as it no longer serves a functional purpose.

Overall, vestigial structures are a fascinating reminder of our evolutionary history and the changes that have occurred in our anatomy over time.

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The rate at which the distance between Naomi and Dan is changing 2 minutes after they start pedaling is 10 m/s.

Since Naomi is moving north and Dan is moving south, the distance between them is decreasing. We can use the Pythagorean theorem to determine the distance between them at any given time. Let's consider the time t in seconds after they start pedaling. The distance covered by Naomi in t seconds is given by 6t meters (since she is traveling at a constant rate of 6 m/s).  Using the Pythagorean theorem, the distance d between them at time t is given by:  sqrt(52) * t After 2 minutes (which is 120 seconds), ddt = d' = (sqrt(52) * t)' = sqrt(52) Therefore, the rate at which the distance is changing 2 minutes after they start pedaling is sqrt(52) m/s, which is approximately 10 m/s.

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