When someone is infected with cholera, the cholera toxin acts as a

A. ligand
B. receptor
C. cellular response
D. nucleus

Answers

Answer 1

Answer:

I think it acts as a receptor

Answer 2
B. Receptor ok ok ok ok ok ok

Related Questions

write the two importance of cilia in ciliated protozoan​

Answers

Explanation:

They are primarily responsible for locomotion, either of the cell itself or of fluids on the cell surface. They are also involved in mechanoreception. There is even a class of microorganisms named for these small structures. Ciliates are protozoans that possess cilia which they use for both locomotion and feeding.

in terms of volume does blood normally contain more plasma or more formed elements

Answers

Answer:

I think blood is made up of more plasma

Explanation:

I think more than 50% is made up of blood plasma

Which type of transport is shown
this diagram?

Endocytosis
Ion pump
Exocytosis
Facilitated Diffusion

I need the Answer ASAP

Answers

Answer:

Ion pump

Explanation:

1. Facilitated diffusion is a passive transport and doesn't require energy, so it cannot be the answer

2. Endocytosis and exocytosis both involve vesicles (not proteins), but these aren't seen in the image

Considering the above, it must be ion pump.

Help please, am I even doing this right?

Answers

Answer:

Looks good to me :)

Explanation:

What is consciousness ?​

Answers

Answer:

consciousness is the difference between a rock and a hard place to stay in 6

Consciousness is a complex and multifaceted phenomenon that refers to our subjective Consciousness of the world and ourselves.

Consciousness encompasses our awareness, perception, thoughts, emotions, and the sense of self.

Some theories of Consciousness:

1. Dualism: According to dualism, the mind or consciousness exists independently of the brain and can potentially survive even after the death of the body.

2. Materialism: Also known as physicalism. According to materialism, consciousness is an emergent property of the complex interactions among neurons, neural networks, and brain structures.

3. Integrated Information Theory (IIT):  According to IIT, consciousness emerges when information is both highly integrated (information is interconnected) and highly differentiated (information is diverse).

4. Global Workspace Theory (GWT): The global workspace is a dynamic neural network that allows information to be shared across different cognitive processes and enables access to conscious awareness.

5. Phenomenal consciousness vs. Access consciousness: Phenomenal consciousness refers to what it feels like to experience something, while access consciousness pertains to the ability to use that experience for various cognitive tasks.

Thus, the term "consciousness" refers to our individualized perception of the outside world and of ourselves.

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The cell membrane and water are both involved in
A. The Movement of materials into and out of the cell
B. Making and packaging proteins for the cell
C. Directing the cell's activities and functions
D. preventing chemical reactions from taking place ​

Answers

Answer:

A. The Movement of materials into and out of the cell

Explanation:

Which charasteristics of each habitat helped you to correctly identify it.​

Answers

Hi there!!

I'm pretty sure I'm missing some information but here's what I know:

  Shelter, water, food, and space are the four fundamental components of a habitat. When a habitat contains the right number of each of these, it is considered to have an appropriate layout.

In 350 words explain what effects forest fires have on the environment while its burning and how it effects people and animals in the area.​

Answers

Wildfires release large amounts of carbon dioxide, black carbon, brown carbon, and ozone precursors into the atmosphere. These emissions affect radia]on, clouds, and climate on regional and even global scales. Wildfires Affect Air Quality.As fires burn, carbon stored in trees and other vegetation combusts, releasing carbon dioxide and other potent greenhouse gases such as methane and nitrous oxide into the atmosphere. This means that as fires increase, so do emissions.Wildfires emit carbon dioxide and other greenhouse gases that will continue to warm the planet well into the future. They damage forests that would otherwise remove CO2 from the air. And they inject soot and other aerosols into the atmosphere, with complex effects on warming and cooling.

To be sure, the leading cause of global warming remains overwhelmingly the burning of fossil fuels. That warming lengthens the fire season, drying and heating the forests. In turn, blazes like those scorching areas across the Northern Hemisphere this summer have a feedback effect—a vicious cycle when the results of warming produce yet more warming

which insect is recognized by nod like receptors?

Answers

Answer:

It is used for detecting bacteria

Which type of muscle can get
tired or fatigued?
A. Cardiac
B. Skeletal
C. Smooth

Hurry!

Answers

Answer:

B

Explanation:

The answer is skeletal. The energy consumption of skeletal muscle cells may increase up to 100-fold when going from rest to high-intensity exercise.

PLEASE HURRY IM ON A TIMER
What causes the differences in physical characteristics like hair color among people?
A. different versions of genes
B. variations in DNA length
C. different numbers of chromosomes
D. variations in cell nucleus size ​

Answers

A. Different versions of genes.

The dna length doesn’t even matter.
The amount of chromosomes doesn’t make people different.
And all nuclei are the same size in the cell even though they all perform different functions

Answer:

i think B

Explanation:

:)))))

how can you prepare a balanced ration for pigs from locally available ingredients ?​

Answers

Answer: Feed your pigs that are being weaned off of their mother's milk, a special mix of food until they are about 10 to 12 weeks old. Then create a feed mix that is comprised of 76 percent corn, 12 percent skim milk powder, 6 percent soybean meal, 6 percent calcium and protein, and also 0.2 percent salt.

Explanation:

Need help with the question in the picture

Answers

Answer:

The answer is k = −11

Explanation:

f(−2)= 0

f(−2)= − 8  −  24  −  2 k  +  10  =  0

2 k = -22

and finally; k= −11

Q. Which increased age skeletal muscle show?

A. An increase in muscle fiber diameter
B. A decrease in the number of myofibrils
C. A tendency to fatigue less rapidly
D. Increased glycogen reserves.
E. No change in oxygen storage capability.

Answers

Answer:

i do not know if there are more than one answer but d and a both sound right to me

Explanation:

can someone tell me what is the right one please I beg u

Answers

Answer:

Active Ingredients

Explanation:

I think this because drugs have different active ingredients which make it a drug and some drugs can be used for theraputic reasons.

13. It is strongly recommended that pesticides be applied by:​

Answers

It is strongly recommended that pesticides be applied by competent professionals.

What are Pesticides?

Pesticides are chemicals that are designed to get rid of pests.  

Because these chemicals can be poisonous to other organisms in the environment, including humans, pesticides should be carefully applied.

Thus, it is strongly recommended that only those that are trained in the art of pesticide applications are called upon to apply the chemicals in the environment.

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Help!!
How did reduced methane concentrations in the atmosphere affect Earth?
Earth warmed.
Earth cooled.
Volcanic activity decreased.
Volcanic activity increased.

Answers

Answer:

Earth cooled

Explanation:

Here are all the answers for that quick check:

1. Which option orders the events chronologically, from earliest to latest.

Answer: Single-celled organisms increase atmospheric methane concentrations. Photosynthesizing bacteria release oxygen into the sea. Oxygen concentrations increase in the atmosphere. Many new animal species evolve.

2. Which forms of life were dominant in the Mesozoic era?

Answer: Reptiles

3. How did the success of photosynthetic bacteria change Earth’s atmosphere?

Answer: increased oxygen concentration

4. How did reduced methane concentrations in the atmosphere affect Earth?

Answer: Earth cooled.  

5. Which characteristic defines the Paleozoic era?

Answer: Animals with shells and hard parts were dominant for the first time.

You're welcome.

Answer:

Earth cooled.

Explanation:

The reduced methane concentrations in the atmosphere affect Earth :

Particles of gas and dust released into the atmosphere during a volcanic eruption affect the climate. Most of the particles emitted by the  volcano cool the planet by blocking incoming solar radiation. The cooling effect can last from months to years, depending on the nature of the eruption.

Therefore, the Earth is cooled.

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Coronary heart disease is the main cause of death in our country. The following factors can increase the risk of an individual contracting this disease:
-smoking
-unbalanced diet
-unhealthy lifestyle
Explain how these factors can contribute to coronary heart disease.​

Answers

Smoking :-

The coronary arteries inside us are responsible for supplying our heart muscles with O₂ rich blood. When people smoke, plaque builds up in the arteries & the O₂ rich blood will not get supplied to the hear muscles causing atherosclerosis / coronary heart disease.

Unbalanced Diet :-

Eating an unhealthy diet which is high in cholesterol & fats also causes atherosclerosis (coronary heart disease). Too much salt in the diet can also raise blood pressure which is another factor responsible for this disease.

Unhealthy Lifestyle :-

Unhealthy lifestyles like not exercising at all & being obese lead to atherosclerosis (coronary heart disease).

_______

Hope it helps ⚜

At plasma glucose levels of greater than 300 mg/100 mL plasma, what happens to the glucose that is not reabsorbed

Answers

Answer:

I think it's gets stored up in the liver

Explanation:

Something's including glucose that are in access in the body gets stored up in the body

what is ecology and the functions​

Answers

Answer:

It is the study of many things but mainly life process, interactions and adaptations. (The sucession development in the ecosystem)

Explanation:

Hope this helps ^^

Which cellular component is considered an organelle?

Answers

Answer:

Organelles in animal cells include the nucleus, mitochondria, endoplasmic reticulum, Golgi apparatus, vesicles, and vacuoles. Ribosomes are not enclosed within a membrane but are still commonly referred to as organelles in eukaryotic cells. Membrane-bound organelles. Membrane-bound organelles are cellular structures that are bound by biological membrane. Examples of membrane-bound organelles are nucleus, endoplasmic reticulum, Golgi apparatus, mitochondria, plastids, lysosomes and vacuoles.

Have a great day friend! :D

Answer:

Organelles play an important role in a variety of cell processes. The nucleus, mitochondria, endoplasmic reticulum, Golgi apparatus, vesicles, and vacuoles are all organelles found in animal cells. Although ribosomes are not surrounded by a membrane, they are nonetheless referred to as organelles in eukaryotic cells.

Explanation:

ORGANELLESAn organelle is a specialized subunit of a cell that has a defined role in cell biology. The name organelle stems from the idea that these structures are sections of cells, similar to how organs are parts of the body, therefore the diminutive suffix -elle. Organelles are either independent lipid bilayer-enclosed functional units (also known as membrane-bound organelles) or spatially distinct functional units without a lipid bilayer surrounding them (non-membrane bound organelles). Although most organelles are functional units within cells, some functional units that extend outside of cells, such as cilia, the flagellum and archaellum, and the trichocyst, are often referred to as organelles.

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Which two formulas contain 4 atoms of oxygen

Answers

Answer:

Methane CH4 1 carbon atom : 4 hydrogen atoms

Sulfuric acid H2SO4 2 hydrogen atoms : 1 sulfur atom: 4 oxygen atoms

The structural formula for methane contains symbols for one C atom and four H atoms, indicating the number of atoms in the molecule (Figure 1).

Which of the following correctly describes one way that cellular respiration contributes to the carbon cycle?
Choose 1 answer:
Choose 1 answer:

(Choice A)
A
Cellular respiration breaks down carbon-based molecules and releases oxygen into the atmosphere.

(Choice B)
B
Cellular respiration takes carbon dioxide from the atmosphere and uses it to make carbon-based molecules that are stored as biomass.

(Choice C)
C
Cellular respiration helps move carbon from the bodies of living organisms into the atmosphere.

Answers

Answer:

Choice A

Explanation:

Recall that trees release oxygen as a byproduct of photosynthesis. And you need oxygen to breathe. Do you know why? So your cells can perform cellular respiration and make ATP.

Cellular respiration contributes to the carbon cycle as cellular respiration helps move carbon from the bodies of living organisms into the atmosphere.

How does cellular respiration contribute to the carbon cycle?

During cellular respiration, organic molecules are broken down using oxygen molecule and carbon dioxide is released into environment.

This carbon dioxide is used by plants during photosynthesis and they synthesize organic matter.

This is how respiration contributes to carbon cycle.

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Hey, I need help with this question:

Answers

Answer:

A) Phylogenetic species concept.

Explanation:

Phylogenetic species concept defines a species as a group of organisms that shares a common ancestors and can be distinguished from other that do not share that ancestor.

What effect does viscosity have on blood flow?

A.) Low blood viscosity leads to slower blood flow.

B.) High blood viscosity leads to slower blood flow.

C.) Low blood viscosity increases resistance and leads to fast blood flow.

D.) High blood viscosity decreases resistance and leads to fast blood flow.

Answers

Answer:

B

Explanation:

High blood viscosity leads to slower blood flow. Therefore, option B is correct.

What is viscosity?

Viscosity is a measure of a fluid's resistance to flow. It describes the internal friction between different layers of fluid as they move relative to one another. In general, fluids with high viscosity flow more slowly than fluids with low viscosity.

Viscosity can affect blood flow by altering the resistance to blood flow in blood vessels. Blood viscosity is influenced by the thickness and stickiness of blood, which is determined by the concentration of various proteins and cells in the blood.

When blood viscosity is high, the blood is thicker and flows more slowly, which can increase the resistance to blood flow in blood vessels. Therefore, option B is correct.

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which of the following food nutrients is needed to build structural components of the body​

Answers

Answer:

Carbohydrates, fats, vitamins, minerals, fibre, water, and proteins!!!

Explanation:

Proteins. Proteins give your body amino acids — the building blocks that help your body's cells do all of their everyday activities. Proteins help your body build new cells, repair old cells, create hormones and enzymes, and keep your immune system healthy. There are also, carbohydrates, fats, vitamins, minerals, fibre and water. It is important that everyone consumes these seven nutrients on a daily basis to help them build their bodies and maintain their health.

Have a great day! :D

25. Which one of the following epithelial tissues lines blood capillaries?
A. Cuboidal tissue
5. Whigh
B. Squamous tissue
C. Columnar tissue
D. Glandular tissue

Answers

Answer: I think it’s D. Pls don’t bash me if it’s wrong
I would choose the option B.
The walls of capillaries are composed of just one cell layer, a simple squamous epithelium, or endothelium.

What’s the term to describe a mutant viral protein without a genetic code that can cause disease?

Answers

Answer:

'Prion' is a term first used to describe the mysterious infectious agent responsible for several neurodegenerative diseases found in mammals, including Creutzfeldt-Jakob disease (CJD) in humans.

Explanation:

The term to describe a mutant viral protein without a genetic code that can cause disease is a "prion." Prions are abnormal forms of proteins that can induce misfolding of normal proteins, so option a is correct option.

The misfolded prion protein can convert normal proteins of the same type into the abnormal misfolded form of protein, leading to a chain reaction and accumulation of misfolded proteins. This can cause damage to brain tissue and result in the characteristic symptoms associated with prion diseases, which include changes in behavior, neurological dysfunction, and ultimately, severe neurological degeneration. so option a is correct option.

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complete question is below

What’s the term to describe a mutant viral protein without a genetic code that can cause disease?

A. prion

B. virion

Give an example of a buffer in the body.

Answers

Answer:  Several substances serve as buffers in the body, including cell and plasma proteins, hemoglobin, phosphates, bicarbonate ions, and carbonic acid.

Explanation:

Question 1: One of the central themes in biology is how DNA, RNA, and proteins are related. Describe how genetic information flows between those types of molecules. Include the results of the processes of transcription and translation? ( Will Mark Brainliest if answered correctly. Do Not Repost Someone Else's Answer that is already on Brainly or any other websites please). ​

Answers

Answer:

it flows by the centeral dogma

Answer:

Explanation:

DNA →RNA→ Protein

in the nucleus protein synthesis is copied from DNA onto mRNA thru transcription

messenger mRNA leaves nucleus & goes to  cytoplasm attaching to ribosome.  

tRNA (transfer RNA)  decodes & translate info on the attached mRNA via translation &

gets amino acids corresponding to this information from the pool of free amino acids in the cytoplasm, and brings them to the ribosome where they are joined together into a chain and thus the protein is formed

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