Explain how bacteria develop resistance to antibiotics

Answer:

D-polysaccharide

Explanation:

A polysaccharide is a carbohydrate while the others have to do with lipids.

Answer:

Excretion-The excretory organs remove these wastes.This process of removal of metabolic waste from the body is known as excretion.

Azotemia-When nitrogen waste products,such as creatinine and urea,build up in the body,the condition is called azotemia.

Answer:

Enterococcus.

Explanation:

Enterococcus is reason for nosocomial infection with predilection for older patients with multiple comorbidities. It is usually caused by longer stay in hospital.  The infections may include urinary tract infections, wound infection and intra abdomen or pelvic infections.

Answer:

-They do most of the work in cells

-They are required for the structure, function, and regulation of the body's tissues + organs

Answer:

they help us to grow

Explanation:

protein is a body building food

Answer:

Fish is a species that has a spine. Although other species in that list have spines, fish is a representative vertebrate example when learning about them.

Explanation:

A vertebrate is a species that has a spine / multiple vertebrae.

(I'm sorry if this was not the answer you're looking for)

Blood pressure is the force exerted on the heart as the right ventricle contracts. Blood pressure is a measure of the force at which blood flows through the vessels that circulate blood throughout the body.

When blood pressure is taken, it reflects two numbers that relate to systolic and diastolic pressure. Systolic pressure, which is the first number, is the force exerted on the heart as the right ventricle contracts to force blood out of the heart. Diastolic pressure, which is the second number, represents the pressure in the blood vessels as the heart relaxes between beats. Blood pressure is equal to cardiac output divided by peripheral vascular resistance, which is a false statement.

Rather, cardiac output is one factor that can affect blood pressure, but it is not equal to blood pressure itself. On the other hand, peripheral vascular resistance refers to the amount of resistance that the blood vessels provide to blood flow, and it is another factor that can influence blood pressure. Blood pressure has a direct effect on the perfusion of the body's tissues, which is a true statement. If blood pressure is too high or too low, the tissues of the body may not receive adequate perfusion, which can lead to damage or dysfunction. Therefore, blood pressure is an important parameter to monitor during medical assessment and treatment.

Finally, blood pressure is one of the vital signs that is commonly measured during an initial assessment, along with heart rate, respiratory rate, and temperature. While blood pressure is not the single most important sign, it is an essential aspect of evaluating a patient's health status. Other factors that can influence blood pressure include hydration, stress, medications, and underlying medical conditions.

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Ron starts out in consumer equilibrium, consuming two goods, X and Y. Ron's income rises. At this point, we can definitely conclude that D) MUX/PX < MUY/PY, and then Ron decreases his consumption of X.

When Ron's income rises, there can be three possible scenarios which are: (a) Ron continues to consume the same amount of goods as before, (b) Ron continues to consume the same ratio of goods as before, (c) Ron changes the ratio of the goods he consumes. In this question, the given options include changes in consumption, hence option a and b can be eliminated.

If we see option C, it is incorrect because if MUX/PX < MUY/PY, Ron would prefer to buy good Y rather than X, therefore he will not increase the consumption of good X. Therefore, the correct answer is (D) MUX/PX < MUY/PY, and then Ron decreases his consumption of X. If the marginal utility of the good X is less than the marginal utility of good Y, then Ron would increase the consumption of Y and decrease the consumption of X, if his income rises. Therefore, option D MUX/PX < MUY/PY, and then Ron decreases his consumption of X, is correct.

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Kligler's Iron Agar (KIA) is a differential medium that can detect a variety of sugar fermentations. In KIA, glucose and lactose are the primary sugars present. Some of the sugar fermentations that can be detected in KIA include glucose fermentation, lactose fermentation, and mixed acid fermentation.

Glucose fermentation is indicated by the presence of yellow color throughout the medium, while lactose fermentation is indicated by yellow color only in the slant portion of the medium. Mixed acid fermentation is indicated by the production of gas and a yellow color throughout the medium. Additionally, KIA can also be used to detect the production of hydrogen sulfide (H2S) by certain organisms, which is indicated by the formation of black precipitate in the medium.
Hi! Kligler's Iron Agar (KIA) is a differential medium used to distinguish between gram-negative enteric bacteria based on their sugar fermentation and hydrogen sulfide production. In KIA, two sugar fermentations can be detected: lactose fermentation and glucose fermentation. These fermentations result in the production of acidic byproducts, which are indicated by a change in the pH-sensitive dye (phenol red) within the agar.

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a. The general form of the rate law for this reaction is: Rate = k[cyclopropane]^n
b. The rate constant for this reaction is 0.0695 min^-1.

c. To determine the rate law for this reaction, we first need to determine the order of the reaction with respect to cyclopropane. We can do this by comparing the initial concentrations and initial rates of the reaction at different times. Using the data provided, we can see that when the concentration of cyclopropane is halved, the rate of the reaction is also halved.

This indicates that the reaction is first order with respect to cyclopropane. Therefore, the rate law for this reaction is: Rate = k[cyclopropane]^1 or Rate = k[cyclopropane]. To determine the rate constant, we can use the equation for a first order reaction: ln([cyclopropane]t/[cyclopropane]0) = -kt.

Rearranging the equation and plugging in the values for [cyclopropane]t, [cyclopropane]0, and t, we can solve for k. Using the data from the table, we can plug in the values for [cyclopropane]t = 1.00 M, [cyclopropane]0 = 2.00 M, and t = 20 min to get: ln(1.00/2.00) = -k(20 min). Solving for k, we get k = 0.0695 min^-1.

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Answer:

1. Glucose itself is a monomer of both sugar and starch. A monomer is a component of a polymer; in other words, many monomers come together to form a polymer.

2. Proteins

3. Nucleic acids

4. It is made of monomers called of Fatty Acids and Glycerol which are made mostly of Carbon, Oxygen, and Hydrogen atoms with mostly C and H, and a few O atoms.

5.  What three elements do all bio molecules have in common? Carbon, hydrogen, and oxygen.

6. Glucose has the chemical formula`C_6H_12O_6` and is a 6-carbon sugar. Each of these carbon atomsare connected to an oxygen atom and a hydrogen atom. However, 5 of these carbon atoms are connected to hydroxyl group or OH-.

7.  Each molecule contains a central carbon (C) atom, called the α-carbon, to which both an amino and a carboxyl group are attached. The remaining two bonds of the α-carbon atom are generally satisfied by a hydrogen (H) atom and the R group.

8. To form a nucleotide, a base connects to the first or primary carbon of ribose or deoxyribose.

9.  2:1

10. Nitrogens and sometimes sulfur.

11.  Phosphorous

12. Cellulose, in contrast, is linear, consisting of a long chain of glucose monomers with hydrogen bonds interspersed between carbon atoms at regular intervals.

13. The first picture going from left to right is nucleic acid, the second one is lipid, the third one is carbohydrate, and the last one is protein.

Explanation:

Safety items that are necessary for a work area depend on the nature of the work being performed. However, some essential safety items to consider include:

Hard hats

Eye protection

Respirators

Hearing protection

Gloves

Safety shoes

Fall protection equipment

Lifelines

First aid kits

These safety items can typically be purchased online or from safety equipment stores. It's important to ensure that you know how to properly use and maintain the safety equipment before using it.

When conducting science experiments, it's important to have a safe and suitable work area. Consider the following options:

Science laboratories

Classrooms

Home setups with appropriate safety measures

Lab facilities provided by educational institutions or research centers

Community centers or libraries with designated areas for experiments

Before starting any experiment, make sure you have a clear understanding of the instructions and potential safety risks involved. Always follow the recommended safety precautions provided in experiment manuals or by instructors.

Remember, specific safety requirements may vary depending on the nature of the work or experiment. It's essential to assess the risks and ensure that adequate safety measures are in place to protect yourself and others in the work area.

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Answer:

D

Explanation:

im pretty sure

Answer:

the answer is B

Explanation:

I took the test

Answer:

A

Explanation:

Carbon moves from fossil fuels to the atmosphere when fuels are burned. When humans burn fossil fuels to power factories, power plants, cars and trucks, most of the carbon quickly enters the atmosphere as carbon dioxide gas. Each year, five and a half billion tons of carbon is released by burning fossil fuels.

\(ANSWER\)

Family planning is the consideration of the number of children a person wishes to have, including the choice to have no children, and the age at which they wish to have them. Things that may play a role on family planning decisions include marital situation, career or work considerations, financial situations.

~hope it helps~

Answer:

A. People only allow organisms with certain traits to reproduce

Explanation:

hope this helps!

Answer:

21,19,25,23

Explanation:

You are adding 6 to get the next number, than subtract 2 from the the number

The statement pastoral societies are closely linked with post-industrial societies is absolutely false. Pastoral societies are found in the present time also.

Pastoral societies may be defined as societies that have an unnecessary subsistence priority on herding domesticated livestock.

Post-industrial societies are found before the time of industrialisation, but pastoral societies are seen in the present time as well in many parts of the world.

Therefore, the statement pastoral societies are closely linked with post-industrial societies is absolutely false.

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the answer is false :)

Explanation:

VR is 5 means that the load moved is five times the effort applied and the distance moved by the effort is five times the distance moved by the load at the same time interval.

I hope it helps you

Answer:

The mechanical advantage of a wheel and axle is the radius of the wheel divided by the radius of the axle

The main distinction between a worm and a virus is that worms are standalone hostile programs that may self-replicate and spread after they have infiltrated the system, whereas viruses must be activated by their host.

The main distinction between a virus and a worm is that a virus can only spread via attaching to something, such an executable program. Worms can tunnel into computers and can propagate without attaching to anything.

A virus spreads across the system more quickly than a worm. A gadget can facilitate the rapid worm propagation. A virus is an executable program that can modify or delete data. It is typically attached to another executable file.

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Answer:

a

Explanation:

because I have had this question

The correct answer is b. Serine. Serine is derived from 3-phosphoglycerate through a series of enzymatic reactions in the glycolysis pathway.

First, let's start with a brief introduction to glycolysis. Glycolysis is the metabolic pathway that breaks down glucose to produce energy in the form of ATP. It occurs in the cytoplasm of cells and consists of a series of enzymatic reactions that convert glucose into pyruvate.

Now, let's focus on the glycolysis intermediate 3-phosphoglycerate. 3-phosphoglycerate is a molecule that is formed during the process of glycolysis. It is the product of the enzymatic reaction that converts glyceraldehyde 3-phosphate (another glycolysis intermediate) into 3-phosphoglycerate.

To answer the question, we need to identify which amino acid is derived from 3-phosphoglycerate. The correct answer is b. Serine.

Serine is an amino acid that is non-essential, meaning that the body can synthesize it on its own. Serine is derived from the glycolysis intermediate 3-phosphoglycerate. Specifically, a series of enzymatic reactions convert 3-phosphoglycerate into phosphoserine, which is then converted into serine.

It's important to note that while serine is derived from 3-phosphoglycerate, it is not the only amino acid that is derived from glycolysis intermediates. Other amino acids, such as alanine and glycine, can also be synthesized from glycolysis intermediates.

In summary, glycolysis is a metabolic pathway that breaks down glucose to produce energy. 3-phosphoglycerate is an intermediate molecule in glycolysis, and serine is one of the amino acids that is derived from 3-phosphoglycerate through a series of enzymatic reactions.

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The correct answer is b. Serine. Serine is derived from 3-phosphoglycerate through a series of enzymatic reactions in the glycolysis pathway.

First, let's start with a brief introduction to glycolysis. Glycolysis is the metabolic pathway that breaks down glucose to produce energy in the form of ATP. It occurs in the cytoplasm of cells and consists of a series of enzymatic reactions that convert glucose into pyruvate.

Now, let's focus on the glycolysis intermediate 3-phosphoglycerate. 3-phosphoglycerate is a molecule that is formed during the process of glycolysis. It is the product of the enzymatic reaction that converts glyceraldehyde 3-phosphate (another glycolysis intermediate) into 3-phosphoglycerate.

To answer the question, we need to identify which amino acid is derived from 3-phosphoglycerate. The correct answer is b. Serine.

Serine is an amino acid that is non-essential, meaning that the body can synthesize it on its own. Serine is derived from the glycolysis intermediate 3-phosphoglycerate. Specifically, a series of enzymatic reactions convert 3-phosphoglycerate into phosphoserine, which is then converted into serine.

It's important to note that while serine is derived from 3-phosphoglycerate, it is not the only amino acid that is derived from glycolysis intermediates. Other amino acids, such as alanine and glycine, can also be synthesized from glycolysis intermediates.

In summary, glycolysis is a metabolic pathway that breaks down glucose to produce energy. 3-phosphoglycerate is an intermediate molecule in glycolysis, and serine is one of the amino acids that is derived from 3-phosphoglycerate through a series of enzymatic reactions.

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Answer: please first explain the question

Explanation:

Answer:

Light Energy

Explanation:

The process through which green plants and certain other organisms convert light energy into chemical energy is known as photosynthesis. Light energy is collected and utilised by green plants during photosynthesis to convert water, carbon dioxide, and minerals into oxygen and energy-rich organic molecules.

Euglenozoa are monophyletic group of flagellated protists as well as free-living, symbiotic, and parasitic species. According to genetic studies, Euglenozoa are meither plant nor animal despite the suffix zoa. They are somewhat the living dependent of a few of the primal unicellular organisms called eukaryotes. It is also a genus of unicellular flagellate protists where the word "unicellular" means that the organism consists of one cell only that's why they're not considered plant or animals.

Answer:

Arterioles - D

Arteries - C

Veins - B

Capillaries - A

Venules - E

Explanation:

This question is describing the blood vessels that make up the circulatory system. The blood vessels with their accurate description are as follows:

- ARTERIES: Arteries are the most elastic and thick-walled blood vessels that functions to carry blood away from the heart using great pressure. Arteries are muscular, flexible tubes that carry oxygenated blood away from the heart to the arterioles.

- VEINS: Veins are blood vessels that carry deoxygenated blood back to the heart. Veins have a thin wall and are less elastic in comparison with arteries.

- CAPILLARIES: Capillaries are smallest blood vessels designated to connect the smaller arteries or arterioles to venules. They are also thin-walled.

- ARTERIOLES: Arterioles are small arteries or branches of an artery that connects the arteries to capillaries. Arterioles deliver blood to capillaries.

- VENULES: Venules are tiny veins or branches of a vein that connects the veins to the capillaries. Venules deliver blood from capillaries to veins.

Answer:

Nucleus

Explanation:

Translation takes place in cytoplasm while Transcription takes place in the nucleus

That is correct. In a multicellular organism, cells rely on communication between one another through the use of signals.

These signals can trigger a cascade of molecular changes in the cell, known as signaling pathways. However, it is important for these changes to be short-lived in order for the cell to remain capable of responding to incoming signals. This ensures that the cell can quickly adapt to changes in its environment and maintain proper function within the organism as a whole.

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An immune complex refers to a clump of antibodies bound to antigens in the body.

When the immune system encounters foreign substances or antigens, such as pathogens or toxins, it produces specific antibodies to neutralize and eliminate them. In some cases, the antibodies can bind to the antigens and form complexes known as immune complexes. These complexes are formed when multiple antibodies attach to a single antigen or when antigens are present in excess, leading to their aggregation.

Immune complexes can circulate in the bloodstream or be deposited in tissues throughout the body. Their formation is part of the normal immune response to clear foreign invaders. However, under certain circumstances, immune complexes can contribute to the development of various immune-related diseases, including autoimmune conditions.

In autoimmune diseases, the immune system mistakenly targets self-antigens, leading to the production of antibodies against one's own tissues. These self-reactive antibodies can form immune complexes with self-antigens, contributing to tissue damage and inflammation. While immune complexes are not the sole cause of autoimmune diseases, their presence and deposition can exacerbate the immune response and contribute to disease progression.

It's important to note that immune complexes can have diverse effects depending on their size, location, and the specific antigens involved. In some cases, immune complexes can cause kidney damage and potentially lead to kidney failure, as seen in certain autoimmune conditions like lupus nephritis.

Therefore, the correct description of an immune complex is: A clump of antibodies produced in an autoimmune condition that can cause kidney failure.

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Answer:

4 km

Explanation:

There are 1.60934 km in a mile

2.5 m * 1.60934 km = 4 km