enzymes that perform oxidation-reduction reactions are called: i. hydrolases. ii. isomerases. iii. oxidoreductases. iv. lyases. v. transferases.

Given that the number of animals who received drug A is 50 and 50 received drug B. Among the animals who received drug A 11 showed undesirable side effects while among those who received drug B, 8 showed undesirable side effects. To find the 90%, 95%, and 99% confidence intervals for PA - PB.

the formula for calculating the confidence interval for the difference between two proportions can be used. Let's compute the values for 90%, 95%, and 99% confidence intervals for PA - PB as follows Calculation of Confidence intervals For the Difference Between Two Proportions Assumptions Random sample The samples are independent. Sample size is sufficiently large for large sample theory to be used.

let p1 be the proportion in sample 1let p2 be the proportion in sample 2let n1 be the sample size in sample 1let n2 be the sample size in sample 2The point estimate of the difference between two proportions is given as follows  Given that the number of animals who received drug A is 50 and 50 received drug B. Among the animals who received drug A, 11 showed undesirable side effects while among those who received drug B, 8 showed undesirable side effects. To find the 90%, 95%, and 99% confidence intervals for PA - PB, the formula for calculating the confidence interval for the difference between two proportions can be used.

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The diacetyl that causes this disease is popcorn lung.

Popcorn lung is a rare type of lung disease but it is not cancer. It is caused by a buildup of scar tissue in the lungs that blocks airflow. A possible link between the disease and a chemical called diacetyl has been suggested. Scars form in the small air sacs of the lungs, thickening or narrowing the airways.

Occupational exposure to diacetyl is associated with severe dyspnea and bronchiolitis obliterans, severe irreversible lung disease. In this disease, the smallest airways in the lungs become scarred and narrow, restricting the movement of air. E-cigarettes can make asthma and other pre-existing lung conditions worse. Inhaling harmful chemicals from e-cigarette products can lead to irreversible lung damage, lung disease, and even death.

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The characteristic that qualifies HIV as a retrovirus is its ability to convert its RNA genome into DNA using a viral enzyme called reverse transcriptase.

When HIV infects a host cell, it carries with it two RNA strands that are reverse transcribed into DNA by reverse transcriptase. This newly synthesized viral DNA is then integrated into the host cell's DNA by another viral enzyme called integrase. Once integrated, the viral DNA can be transcribed into new RNA strands, which can then be used to produce new viral particles.

This process of reverse transcription and integration is the defining feature of retroviruses, which are a family of RNA viruses that are able to replicate their genome by converting it into DNA. Other well-known retroviruses include human T-cell leukemia virus (HTLV) and feline leukemia virus (FeLV).

The reverse transcription process is also the target of many antiretroviral drugs that are used to treat HIV infections. By inhibiting the activity of reverse transcriptase, these drugs can prevent the conversion of viral RNA into DNA, thus blocking the replication of the virus and reducing the viral load in the body.

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Cardiac muscles and skeletal muscles are different in many ways, including the way they work during contraction. The process of excitation-contraction coupling, which involves the transmission of electrical impulses and the subsequent contraction of the muscle fibers, is different between cardiac and skeletal muscles.

The main difference between cardiac and skeletal muscles is the way in which they are controlled. Skeletal muscles are controlled by somatic motor neurons, while cardiac muscles are controlled by the autonomic nervous system.The mechanism of excitation-contraction coupling in cardiac muscles is more complicated than in skeletal muscles. In skeletal muscles, the release of calcium ions from the sarcoplasmic reticulum is triggered by the depolarization of the transverse tubules. This calcium then binds to troponin, which allows the myosin to bind to the actin and the muscle to contract. In cardiac muscles, the release of calcium ions is triggered by the influx of calcium from the extracellular fluid, as well as from the sarcoplasmic reticulum. The calcium then binds to troponin, allowing the muscle to contract. This dual pathway allows the heart to contract more efficiently, and to respond more quickly to changes in the body's needs.Overall, the differences between cardiac and skeletal muscles in excitation-contraction coupling are related to the different ways in which these muscles are controlled and the different demands placed on them by the body. While the basic mechanism of excitation-contraction coupling is the same in both types of muscles, the details of how this process works are different, allowing each type of muscle to perform its specific functions effectively.

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Answer:

Explanation:

Neurotransmitters are molecules that fit like a lock and key into a specific receptor. Therefore, nerve impulses cannot travel in the opposite direction, because nerve cells only have neurotransmitter storage vesicles going one way, and receptors in one place

The amount of saliva produced each day varies from person to person. However, the average amount is around 1-1.5 liters, which is sufficient to maintain good oral health. To ensure optimal saliva production, it is important to stay hydrated, eat a healthy diet, and maintain good oral hygiene practices.

The production of saliva is essential for maintaining good oral health. It is a natural process that occurs continuously throughout the day. Saliva is produced by three pairs of glands in the mouth, which are responsible for secreting approximately 1-1.5 liters of saliva per day. However, this amount can vary depending on various factors such as age, diet, and medication.
In general, the amount of saliva produced each day depends on the individual's hydration level, physical activity, and food intake. For instance, people who eat spicy or sour foods may produce more saliva as a natural response to these flavors. On the other hand, people who are dehydrated may produce less saliva, leading to dry mouth and other oral health problems.
It is worth noting that saliva plays an essential role in maintaining good oral health. It helps to neutralize the acids that can erode tooth enamel and washes away food particles and debris that can cause cavities. Furthermore, saliva contains enzymes that aid in the digestion of food, making it easier for the body to absorb nutrients.

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Answer:  the one with -2 with 0.5d

Explanation:

n charging by induction, a charged object is brought near an object without touching it. The presence of the charge object induces electron movement and a polarization of the object. Then conducting pathway to ground is established and electron movement occurs between the object and the ground. During the process, the charged object is never touched to the object being charged.

The majority of bacteria are neutrophiles, which means that, in contrast to their neutrophile homologues, they grow best at an acidic pH within secretory environments.

The term "microbiology" refers to the study of microorganisms. Bacteria, fungus, archaea, and protists are all types of microorganisms. Prions and viruses are not considered microbes because they are considered non-living in general.

Microorganisms might have one cell, many cells, or no cells. Microbes with a single cell and no nucleus are known as bacteria. Although archaea and bacteria are similar, they differ in their structures and characteristics.

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Answer:

it depend on what it s like a virus

Explanation:

Viruses are perfect parasites. It has been known for decades that once a virus gets inside a cell, it hijacks the cellular processes to produce virally encoded protein that will replicate the virus’s genetic material.

The **his gene** is in the middle, and **his and leu** are closest.

To analyze the arrangement of the three genes (his, leu, and lac) on the chromosome, we can look at the percentages of transformed cells in each genotype. The genotype with the highest percentage of double crossover events indicates that the two genes are closest together. In this case, the his+ leu- lac- and his- leu+ lac+ genotypes have the highest percentages, 4.00 and 3.00, respectively. This suggests that the his and leu genes are closest together on the chromosome. Additionally, the presence of his+ leu+ lac- and his- leu+ lac+ genotypes implies that the his gene is in the middle, as it can independently crossover with both leu and lac genes.

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Answer:

Gametes

Explanation:

The cells that make an organism, and therefore pass on DNA from the parent to the next generation, are the egg and sperm cells, also called the gametes.

Egg and sperm cells are haploid, which means when they fuse, they make a diploid cell. This cell produces all the cells in the body of a new organism.

Only mutations that occur in these cells will make it to the offspring. If a mutation occurs, for example, in the skin cells or brain cells, they might affect the individual, but they will not be passed on to the next generation.

Answer:

3) oxygen rich blood and oxygen poor blood

Explanation:

Answer: No I do not because if the nuclear plant exploded it would destory alot of land that belongs to animals.

Explanation:

Insulin allows cells in the muscles, liver and adipose tissue to take up this glucose and use it as a source of energy so that they can function properly.

Insulin is defined as a peptide hormone produced by the beta cells of the pancreatic islets in humans encoded by the INS gene, which is considered the body's main anabolic hormone.

Insulin is the essential hormone which allows the body to use glucose from food. After a person eats a meal, glucose travels through the bloodstream and reaches beta cells in the pancreas where glucose causes the beta cells to release insulin.

Thus, Insulin allows cells in the muscles, liver and adipose tissue to take up this glucose and use it as a source of energy so that they can function properly.

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The right response is b. Viruses are non-living infectious agents, whereas bacteria are living things.

Whereas viruses need a host cell to multiply and are unable to execute metabolic duties on their own, bacteria are single-celled creatures that can undertake a variety of metabolic tasks.

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Answer:

The cells of the adaptive immune system lymphocytes B cells and T cells that are found in the bone marrow of humans.    

The correct answer is iterative evolution. A crocodile-like morphology evolved independently in a group of Triassic reptiles called phytosaurs, and later, after phytosaurs were extinct, in true crocodiles. This is an example of iterative evolution.

Iterative evolution is the development of similar structures or forms independently over time in separate lineages. This is frequently seen in unrelated lineages of organisms that evolve similar features through convergent evolution. The crocodile-like morphology that evolved independently in Triassic reptiles called phytosaurs and later in true crocodiles is an example of iterative evolution as they evolved independently in separate lineages. The ability of the phytosaurs to thrive in an aquatic environment likely contributed to the development of this morphology, which later allowed true crocodiles to similarly thrive.

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Answer:

27

Explanation:

Prime number - Can only be divided by one and itself

Composite number can be divided by numbers other than one and itself

Answer:

27

Explanation:

hope this helps!! have a great day, night, or afternoon!! O(n_n)O

Answer:

the answer is D

Explanation:

in  the northern hemisphere is tilted towards the sun . in A, C and D the northern hemisphere tilts away from the sun. hope this helps

Answer:

C) Archaea

Explanation:

From the following answers, archaea are known to not cause infectious diseases. According to Matthew Bates from the University of Lincoln, here are three possible hypothesis of why archaea does not cause infectious diseases:

1) Evolution or virulence/pathogenicity is 'rare' or 'unlikely'

2) Less diversity within Archea so virlence/pathogenicity not evolved.

3) Bacteriophage drive virulence/pathogenicity in bacteria, and phage don't infect Archea.

Answer:

Because if not we wouldn't know anything about them like what we can eay and what we cant. We would be going to rabbits for wood.

Explanation:

Answer:

Small intestine

Explanation:

Digestion is the process of breaking down food molecules into simpler and usable forms by the body cells. The process of digestion involved the mechanical aspect and chemical aspect. The mechanical one deals with using physical means like chewing to break down the food particles.

However, the chemical one deals with the usage of chemically-secreted enzymes to work on the food molecules. Lots of digestive organs are involved in this chemical digestion, but, the most of chemical digestion takes place in the SMALL INTESTINE. The small intestine is where most of the chemical digestion occurs including absorption.

Hence, according to this question, the student should remove the SMALL INTESTINE because it will have the largest impact on decreasing chemical digestion.

Answer:

Find the explanation below.

Explanation:

The Hawaiian Islands is a series of islands positioned in what looks like a chain, which increases in age as one moves northwest. The Hawaiian hotspot was formed as a result of the collision of the tectonic plates in the outer part of the earth which caused the rise of a volcano, and which in turn gave off magma which came to rest on a seafloor. That eruption on the seafloor is the hotspot.

This hotspot remains unmovable while the tectonic plates are in constant motion around the hotspot, giving rise to further Islands. This explains the age distribution pattern of the Hawaiian islands which arrived at different times making some older than the others.  

Answer:

Climate is the long-term weather, like it is usually sunny in Florida,

Weather is the weather that you see every day, such as rainy.

Explanation:

Answer:

Weather reflects short-term conditions of the atmosphere while climate is the average daily weather for an extended period of time at a certain location.

Explanation:

Explanation:

photosynthesis takes place in two stages the light depend reactions the light independent reaction or Calvin cycle

Answer:

Explanation:

4

Answer:

Since the selectively permeable character allows required components to pass in and out of the cell.