What is the cell membrane so important?

A) Because only prokaryotes have it
B) Helps maintain homeostasis (Equilibrium) by regulating which materials enter and leave the cell
C0 It acts as a barrier between the inside of the cell and the outer environment.

Answers

Answer 1

the answer is B because ell membrane helps to maintain homeostasis

Answer 2
The answer is c because a cell membrane serves as a gatekeeper to the cell and protects

Related Questions

Which of the following is the correct order of the categories in the modern system of classification?

Answers

Answer: is c

Explanation:

What is the trait called that "showed" up or was "expressed" in all of the offspring?
A. Offspring

B. Heredity

C. Dominant

D. Recessive

Answers

Answer:

C. Dominant trait

please help me with this question

Answers

Answer: C

Explanation:

what is respiration

Answers

Answer: the action of breathing.

Acid rain can have a pH between 1.5 and 5.0. The effect of acid rain on the environment depends on
me pH of the rain and the characteristics of the environment. It appears that acid rain has a negative effect
un plants. The scale below shows the pH of normal rain.
Normal
rain
1 2 3 4 5 6 7 8 9 1011121314
PH Scalo
Provide the information requested In questions 41-43 that should be included in a research plan to test the
effect of
pH on the early growth of bean plants in the laboratory.

Q: State a hypothesis, identify the independent variable and state 2 factors that should be kept constant

Answers

Answer:

what effects do the pH has on different conditions of weather

Explanation:

ketp constant is the temperature....independent variable is time

Acid rain can have a pH between 1.5 and 5.0. The effect of acid rain on the environment depends on the pH of the rain and the characteristics of the environment. It appears that acid rain has a negative effect on plants.

Can acid rain hurt you?

Acid rain does not directly harm the human body, but the resulting sulfur dioxide can cause health problems. In particular, sulfur dioxide particles in the air can promote chronic lung problems such as asthma and bronchitis.

Acid rain or acid deposit is a broad term that includes all forms of precipitation, including acidic components such as sulfuric acid and nitric acid, falling from the atmosphere into the ground in a moist or dry form. This can be rain, snow, fog, hail, and even acidic dust.

Learn more about Acid rain here: https://brainly.com/question/6700006

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What is the history of Gene Therapy?

Answers

Answer:

The concepts of gene therapy arose initially during the 1960s and early 1970s whilst the development of genetically marked cells lines and the clarification of mechanisms of cell transformation by the papaovaviruses polyoma and SV40 was in progress.

Explanation:

Answer:

The concept of gene therapy arose during the 1960s and 1970s and is still in its infancy, meaning there is a paucity of reliable, long-term data on the safety and efficacy of this therapy.

Explanation:

i have to give credit to...

Dr. Ananya Mandal, MD

and here is the website https://www.news-medical.net/health/Gene-Therapy-History.aspx

mkdoyle27 had my answer so i put something else her answer came from... https://pubmed.ncbi.nlm.nih.gov/1303270/#:~:text=The%20concepts%20of%20gene%20therapy,and%20SV40%20was%20in%20progress.

20. A group of animals with common traits that can mate and produce fertile young is called a
a. family
c. class
b. species
d. phylum

Answers

Species.

Different species are defined based on reproductive isolation.
answer: b. species

explanation: “a group of animals with common traits” is literally the definition of species.

Can someone tell me how sedimentary rocks usually form ? ( please one simple sentence)

Answers

Answer: many various sediments carried over time all compile to create a new rocks

Explanation:

Hope this helps

What 3 structures do plant cells have that animal cells do not have?

Answers

Answer:

A cell wall, chloroplasts, plastids, (and in some cases vacuoles but they are sometimes present in both)

Explanation:

please help!!!!!!!!!!!!

Answers

The answer is C an increased cardiac output helps deliver more nutrients and oxygen to the working muscles.

Which of these is an example of ACTIVE immunity?
A.) A baby receiving breast milk from a well vaccinated adult with a strong immune system.
B.) A person receiving a Hepatitis B vaccine prior to entering the healthcare field.
C.) A person receiving a tetanus shot after cutting themselves on a rusty metal nail.
D.) A person receiving an antivenom after a snake bite.

Answers

Answer:

I think the option b is correct

Which of the following describes a scenario that would result in the phenotypic change shown in the graph?

A) A fish that has mouth parts adapted to eat moderately sized prey is introduced into a lake in which there are only large and small prey.

B) A population of mice live on the ground and in short trees. An invasive, tree-dwelling snake that preys on the mice is introduced into the area.

C) Climate change-induced warming of arctic tundra reduces average snow cover that lighter-colored arctic
foxes rely on for camouflage. Darker-colored arctic foxes are better suited to the exposed moss and grass habitat.

D) House sparrows that lay smaller-than-average clutches of eggs produce fewer viable offspring, while larger-than-average clutches of eggs result in malnourished chicks that have a higher mortality.

Answers

Answer:

C) Climate change-induced warming of arctic tundra reduces average snow cover that lighter-colored arctic foxes rely on for camouflage. Darker-colored arctic foxes are better suited to the exposed moss and grass habitat.

The graph shows how 'climate change reduces snow cover that lighter-colored arctic foxes rely on for camouflage, whereas darker arctic foxes are better suited'.

What is adaptation?

Adaptation refers to the emergence of phenotypic characteristics to face environmental factors.

Adaptations are evolutionary responses to challenging environmental conditions.

Adaptations are fundamental during environmental change (e.g., (climate change).

In conclusion, the graph shows how 'climate change reduces snow cover that lighter-colored arctic foxes rely on for camouflage, whereas darker arctic foxes are better suited'.

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Which measurement unit represents volume?

Answers

Answer:

Liter is a measurement unit that represents vume.

NEED HELP ASAP BIOLOGY 20 POINTS

Answers

Answer:

It Is Number 3 My Grandmother Is A Doctor

Explanation:

Trust Me Its Number 3 She Has Been Working For 15 years btw

Blood flow to the foot will decrease causing pain. Disregard the other answer .. . Grandma is wrong. Decreased blood flow and pain are characteristic of peripheral artery disease. The pain is a result of ischemia due to the atherosclerotic plaque occluding blood flow.

Which of the following statements for artificial selection are true?

A).Artificial selection is the intentional breeding of organisms for desirable traits
B).Artificial selection can only be seen in animals
C).Artificial selection is the breeding of plants and animals without interference
D).Artificial selection can only be seen in plants

Answers

Answer:

A) Artificial selection is the intentional breeding of organisms for desirable traits.

The bacteria lactobacillus acidophilus are frequently used in the production of yogurt. there

Answers

Explanation:

The bacteria Lactobacillus acidophilus are frequently used in the production of yogurt. These bacteria use lactic acid fermentation when oxygen is not available.

The bacteria Lactobacillus acidophilus are frequently used in the production of yogurt. These bacteria use lactic acid fermentation when oxygen is not available.

I hope it helps you :)

In a food chain, consumers gather energy by _______. Can someone plz help

a.

consuming organisms at a lower trophic level

b.

consuming organisms at a higher trophic level

c.

decomposing dead organic matter

d.

absorbing sunlight directly

Answers

Answer:

a

Explanation:

l guess cos if u consider carnivores they feed on herbivores who are on a lower tropical level

Answer:

The correct answer is A Consuming organisms at a lower tropic level

Explanation:

Edg

Describe how amino acids are categorized by their chemical properties. Explain how a change in the amino acid sequence of the FXR1 protein could decrease the ability of the protein to bind to RNA .

Answers

Answer:

The nature of amino acids can vary they can be acidic, alkaline, or neutral based on the functional group attached to their side-chain. The functional group of the amino acids determines the property of the hydro loving or phobic nature of particular amino acids. Interaction of different biomolecules depends on their affinities with one another such as hydrogen bonds, ionic bonds, van der Waals interaction based on structural and fundamental unit or monomer of the biomolecule.

Based on the given explanation, we can say that if there is a modification in the sequence of the building block amino acid of the FXR1 protein, might lead to a decrease in affinity to bind to the RNA by changing in the binding domain of this protein. There might be a complete structural change such that it can no longer interact with RNA.

Amino acids are grouped on the basis of their side chains.

Amino acids are categorized on the basis of their side chain attachment. All the amino acids has a specific side chain which is known as an R group. This R group is also attached to the α carbon. The R groups consist of shapes, sizes, charges, and reactivities. This allows all amino acids to be grouped or categorized on the basis of their chemical properties of their side chains.

If there is a change occur in the sequence of the building block amino acid of the FXR1 protein, it might lead to a decrease of binding to the RNA. There might be a complete change in the structure which leads no more attachment with RNA so we can conclude that amino acids are grouped on the basis of their side chains.

Learn more about amino acids here: https://brainly.com/question/2526971

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Anand I was asking to prepare slogans to participate in a rally to create awareness on conservation of soil. help him and write the slogans ​

Answers

Answer:

''Protect the soil is to protect life on earth'' and ''Protect the soil to ensure human survival'' .

Explanation:

''Protect the soil is to protect life on earth'' and ''Protect the soil to ensure human survival'' are the slogans to create awareness on conservation of soil. In these slogans, a very important message is given to the people is that soil is important for the survival of humans and other creatures on this planet because this soil provides food which is the main source of survival. If there is no soil , no food will be produced which leads to the death and extinction of all humans.


Help due soon I’ll give brainliest

Over half of the people in Cape Canaveral, Florida are
over the age of fifty. How is
this related to Florida's role in space research?
A)
The Kennedy Space Center only hires people who are over fifty years old.
B)
The Cape Canaveral communities offer free medical care for senior citizens.
Cape Canaveral has laws only allowing senior citizens to live in the
community
An entire generation of space-industry workers retired in the Space Coast
area.
D)

Answers

Answer:

B

Explanation:

What do the circled letters on the outside of the Punnett square in the attached figure represent?

Answers

Answer:

The circled letters represent the genotypes of the two parents

The top 2 letters (A a) is the genotype of one of the parents

The 2 letters on the far left (AA) is the genotype of the other parent

Mountain building happens as a result of –

Question 3 options:

Two continental plates converging


Two oceanic plates converging


Two continental plates transforming

Answers

two continental plates converging

I will give brain to the correct answer!

Which statement best explains how sewage systems help fight the spread of disease?

A. They carry antibiotics that kill pathogens

B. They carry human waste to treatment facilities away from cities

C. They kill animals that spread pathogenic bacteria

D. They add chlorine to drinking water before it is transported to homes.​

Answers

Explanation:

As I think option D is the correct one.

Answer:

b

Explanation:

a p e x

Read the following selection from the section
"Another Threat To Sea Otters."
It reveals how this view of the food
chain, from the top to the bottom.
provides us with an illuminating new
way of looking at nature and its tightly
interwoven components.
ер
Which two words would BEST replace
illuminating" and "components in the selection above?

A. inspiring; traits
B. captivating; aspects
C. convincing; segments
D. enlightening: elements

Answers

Answer:

D

Explanation:

Illuminating gives the reader the idea that some new information has been brought to attention, but that is not the case in this text. Enlighten means to give some a better, deeper knowledge on something, which better fits here. Component means part of an element, to narrow compared to elements incontext.

Your best answer here would be D, enlightening, and elements.

pls help ASAP no link​

Answers

Answer:

atmosphere, underground, glaciers , Oceans.

water that falls from the clouds towards the ground like rain or snow or sleet

Transpiration is the process of water movement through a plant and its evaporation from aerial parts, such as leaves, stems and flowers.

Evapotranspiration is the sum of water evaporation and transpiration from a surface area to the atmosphere.

Please mark as brainliest if answer is right

Have a great day, be safe and healthy  

Thank u  

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Mention the three types of collisions involved in convergent boundaries.

Answers

ANSWER :

Oceanic-oceanic boundaries

Oceanic-continental boundaries

Continental-continental boundaries

Hope it helps ya...!!

Describe the mutation that confers resistance to infection to a major strain of HIV.

Answers

Answer:

BIKTARVY® is indicated as a complete regimen for the treatment of HIV-1 infection in adult and pediatric patients weighing ≥25 kg who have no antiretroviral (ARV) treatment history or to replace the current ARV regimen in those who are virologically suppressed (HIV-1 RNA <50 copies per mL) on a stable ARV regimen with no history of treatment failure and no known resistance to any component of BIKTARVY.

What happens to the digested food? The small intestine absorbs most of the nutrients in your food, and your circulatory system passes them on to other parts of your body to store or use. Special cells help absorbed nutrients cross the intestinal lining into your bloodstream.

Answers

Explanation:

The small intestine absorbs most of the nutrients in your food, and your circulatory system passes them on to other parts of your body to store or use. Special cells help absorbed nutrients cross the intestinal lining into your bloodstream

Nitrogen is present in the environment in chemical forms like

A) Organic nitrogen - containing compounds
B) Ammonium ions
C) Nitrate
D) All of the above

Answers

The best answer to go with is b

Which of the following would be made entirely of
nonrenewable resources?
A. A bedspread
B. Olive oil
C. A car engine
D. A textbook
SUBMIT

Answers

Answer:

C. A car engine

Explanation:

Renewable sources of energies are those who can grow again, such as trees and plants, or that can always reappear, such as wind and solar energy. Nonrenewable energy, however, cannot be regenerated, like oil and coal, or are mined minerals.

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Which statement best describes how the author has drawn an important fact from the speech to create a fictional story? The speech is meant to persuade women, and the story problem encourages a woman to fight for her rights. The speech is meant to persuade women, and the story problem encourages a woman to fight for her rights. The speech is about social change, and the story is about accepting things as they are. The speech is about social change, and the story is about accepting things as they are. Lucy Stone speaks about the lack of equality for women, and Sarah experiences the problems it creates. Before you begin reading, it is helpful to _____.look at the pictures to get a visual image of what the text is trying to conveymake predictions based on headings, bullet points, or information contained in other structural featureswrite a short summary about what you think the text will discuss. Base this summary on the title, headings, and graphics.none of these Help me please |7-11|= In this composite function, (gf)(x) where f(x)=(X-3) and g(x)=X^2 what is (gf)(x) when x=1? (gf)(1)=4(gf)(1)=-4(gf)(1)=-2(gf)(1)=2 3/10 divided divided by 6 = I need this to raise my grade samantha is y years old now represent her age 2 years ago I love you joke answer naman please 19 POINTS AND BRAINLIEST IF CORRECTRead the question CAREFULLY can anyone help pls it's hard AR test catching fire anwsersssss Please help me it would mean the world. Extra points!The answer is 15in^2 provided by my teacher I just need the work. What is the formula for displacement? = xf xiv = /v = / = v tChoose all that apply What is the difference?2x+5 3+5 X+ 1x 3x - gx x-g 5, 8, II, 14 ...The pattern isNext 2 terms = PLEASE ANWSER ASAP ILL GIVE BRAINLIEST explain why some jobs are recession proof Determine whether each table represents a linear, quadratic, or exponential function and justify your answer. Write the correct function name and justification next to the corresponding table. Complete the following analogy. hii please help ill give brainliest