1. What is the function of the cell membrane? ___________________________________________
2. Explain how the cell membrane maintains homeostasis. ___________________________________
__________________________________________________________________________________

Answers

Answer 1

Answer:

Proteins in the cell membrane include cell-surface markers, receptor proteins, enzymes, and transport proteins.

One is to transport nutrients into the cell and also to transport toxic substances out of the cell.

Explanation: I hope this helps


Related Questions

What is made possible by a high concentration of auxins in a plant's shoot and root
tips?
a) hydrotropism
b) thigmotropism
c) phototropism
d) gravitropism

Answers

Answer:

phototropism

Explanation:

Auxins promote stem elongation, inhibit growth of lateral buds (maintains apical dominance). They are produced in the stem, buds, and root tips. ... This produces a curving of the plant stem tip toward the light, a plant movement known as phototropism. Auxin also plays a role in maintaining apical dominance.

Phototropism made possible by a high concentration of auxins in a plant's shoot and root

The correct answer is C

What does a plant's phototropism entail?

A plant can maximize photosynthetic light absorption in the aerial portion and water and nutrient uptake in the roots by using phototropism, or the differential cell elongation displayed by a plant organ in response to directed blue light.

What occurs during phototropism?

Positive phototropism, or growing toward the light, is the term for how a plant stem reacts to light. A negative phototropism, or root growth away from the light, is the term used to describe how a plant root reacts to light.

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Tropical islands have consistently warm climates because
they are near the equator.
they are popular tourist destinations.
they are surrounded by cool currents.
islands always have warmer climates than large land masses.

Answers

Answer:

they are near the equator

Explanation:

closest to the sun

Which is a disadvantage of asexual reproduction?

Answers

Answer: The major disadvantages of asexual reproduction are: Lack of diversity. Since the offsprings are genetically identical to the parent they are more susceptible to the same diseases and nutrient deficiencies as the parent. All the negative mutations persist for generations.

Hope this helps... Stay safe and have a great day/night!!!! :D

Choose the description that best matches the labeled part of the ear.

Answers

Answer:

The second to last

Explanation:

The longitudinal sound waves enter the ear canal.

How do I calculate the weight/force?

Answers

Answer:

Weight = Mass X Gravity   w=mg

Explanation:

Which are characteristics of living things? Check all that apply.
A. have cells
B. use energy
C. reproduce
D. ligament

Answers

Answers:

A. Have cells.
B. Use energy.
C. Reproduce.

PLEASE HURRY I HAVE A COMPLETE MINUTES LEFT ON MY TEST !!
Which of the following does not indicate velocity? *
A.14 m/s SSE
B.40 km/h toward the town square along the main street
C.80 km/h from New York to New Jersey
D.28 km/h

Answers

Answer:it’s c

Explanation:

Answer:

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PLEASE HELP!! ASAP!! 20 POINTS AND BRAINLIEST!!!
What adaptations allow organisms to survive in the supralittoral zone of a rocky beach?

A. The ability to endure little sun exposure and to live underwater
B. The ability to endure both long periods of time without water and little sun exposure
C. The ability to both attach to solid materials and endure long periods of time without water
D. The ability to both attach to solid materials and endure long periods of time in low temperatures

Answers

The ability to endure both long periods of time without water and little sun exposure because the supralittoral zone is the area above the spring high tide line, on coastlines and estuaries, that is regularly splashed, but not submerged by ocean water.

so its B

Answer:

C. The ability to both attach to solid materials and endure long periods of time without water

Explanation:

Which of these disorders, in which blood does not clot normally, can a technician diagnose through genetic testing? A. malaria B. diabetes C. hemophilia D. rabies

Answers

Answer:

Hemophilia

Explanation:

Hemophilia is a disorder in which the blood fails to clot normally because it lacks enough blood-clotting proteins resulting in excessive bleeding from injuries. Other symptoms include:

Unexplained and excessive bleeding after surgeryLarge or deep bruisesPain or swelling in knees and jointsPresence of blood in urine or stoolBleeding into the brain which could sometimes occur from slight knocks to the head

It is a genetic disorder in that it occurs due to a defect in the genes. The disorder is located in the X chromosome found in females. Diagnosis is through genetic testing.

HELP PLEASE What is the correct percentage of time a cell spends in the Interphase and the Mitosis stages?

Answers

Answer:

20% in mitosis

80% in interphase

to be more exact it spends 78% in interphase and 22% in mitosis :)

Answer:

c

Explanation:

Help it's 7th grade science

Answers

Answer:

general practitioner

Explanation:

A nephrologist generally sees patients who are referred by their primary care physicians or general physicians for problems related to the kidneys

Which of the following statements is true? A. Both prokaryotic and eukaryotic cells have one or more cells
B. Prokaryotic organisms are always unicellular, but eukaryotic organisms are always multicellular
C. Prokaryotic organisms are always unicellular, but eukaryotic organisms can be either unicellular or multicellular

Answers

Answer:

C

Explanation:

Prokaryotic organisms are always unicellular, but eukaryotic organisms can be either unicellular or multicellular

Which is a symbol that represents SI units for temperature?
°C
g
Ооос
L

Answers

degrees celcius because that is a form of heat the others are mass
Degree celcius from the options. But si unit is kelvin

PLEASE HELP QUICKLY! ANSWER AS MANY AS POSSIBLE. DO NOT ONLY SAY "I don't know"
1. How do we know the continents were ever connected (what evidence do we have)?
2. What does the map show about the Earth 225 million years ago ?
3. In what era was the Mesosaurus alive?
4. What animal do you think the Lystrosaurus is related to today and WHY?

Answers

Answer:

1. Wegener then assembled an impressive amount of evidence to show that Earth's continents were once connected in a single supercontinent. Wegener knew that fossil plants and animals such as mesosaurs, a freshwater reptile found only South America and Africa during the Permian period, could be found on many continents.

2. It shows that all continents started from a one large land mass. It might be named Pangea. Because people are close to each other, it's so easy to talk and talk about things not just about them but also about other people.

3.Mesosaurus, (genus Mesosaurus), early aquatic relative of reptiles, found as fossils from the Early Permian Period (299 million to 271 million years ago) in South Africa and South America.

4.The Lystrosaurus is a mammal-like animal from the early Triassic period that roamed modern day regions such as India, South Africa and Antarctica over 250 million years ago. It has tusks like an elephant and a beak similar to a turtle, and it was roughly the size of a pig.

Explanation:

hope that helps

Can someone explain to me the process of deposition? Does it form rocks or does it just transport them. Please help thanks

Answers

Answer:

Deposition is the geological process in which sediments, soil and rocks are added to a landform or landmass. Wind, ice, water, and gravity transport previously weathered surface material, which, at the loss of enough kinetic energy in the fluid, is deposited, building up layers of sediment.

Explanation:

Answer: Deposition is when the settlements settle down. A way to remember it is depoSITion. Sit is in the word and you can think of it as resting.

HELP FAST !!!!

A model of a biological process is shown. What is the purpose of this process?

a) to assemble nucleotides in an mRNA chain along a DNA template
b) to replicate the DNA of an organism before cell division
c) to synthesize amino acids used to unzip strands of DNA and copy the genetic code
d) to translate the genetic code into a specific sequence of amino acids

Answers

Answer:

The correct answer is - option D.  to translate the genetic code into a specific sequence of amino acids

Explanation:

The given model in the figure is the process of translation during protein synthesis. The translation is the process that translates or converts the code carried from the nucleus by the process of transcription which is creating a complementary sequence of mRNA from DNA.

Translation completes in three basic stages initiation, elongation and termination. It is completed with ribosomes; a machine that builds peptide chain by binding mRNA bind to it, tRNA brings the correct amino acids to the ribosome to make peptide chain according to the mRNA code.

The purpose of the biological process shown in this model is: D. to translate the genetic code into a specific sequence of amino acids.

Gene expression in living organism is mainly controlled on two (2) main levels and these are:

Transcription.Translation.

Translation can be defined as a biological process through which a genetic code from a sequence of messenger RNA (mRNA) molecule is decoded (translated) to a specific sequence of amino acids during the synthesis of protein.

Form the model, we can deduce that genetic code from a sequence of messenger RNA (mRNA) molecule are being translated into a specific sequence of amino acids.

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Which of the following passages has the most objective tone?

A
Do you know about the brave dogs in Nome, Alaska, who saved the town in 1925?

B
The people of Nome, Alaska were in big trouble in 1925. It was up to the dogs to save them.

C
The hero dogs in Nome, Alaska, did what no pilot could do: they brought medicine to the town.

D
In 1925, people were sick and planes couldn't land in Nome, Alaska. Teams of dogs delivered the medicine.

Answers

Answer: in 1925, people were sick and planes couldn’t land in nome, Alaska. Teams of dogs delivered the medicine

Explanation: I got it right on a quiz

In 1925, people were sick and planes couldn’t land in Nome, Alaska. Teams of dogs delivered the medicine has the most objective tone. Thus, the correct option is D.

What is the objective tone?

Objective tone is an impartial tone. This tone does not show any kind of feelings for or against a topic which therefore, is an unbiased or neutral feeling. The objective tone often uses higher level words and avoids pronouns such as I and you in the sentences, creating a type of formal tone. Subjective tone is a personal, biased, emotional, and often informal kind of tone.

Objective tone refers to an impersonal style of writing, which gives us the information about something however it does not include any information about the writer. So, a sentence like this: "In 1925, people were sick and planes couldn't land in Nome, Alaska. Teams of dogs delivered the medicine" is of the objective tone, Because it just tells us a fact.


Therefore, the correct option is D.

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1.) Give an example of a substance with a high concentration of H+ ions
2.) Give an example of a substance with a low concentration of H+ ions

pls help me:( i’ll love u forever i promise<3

Answers

1.) Hydrochloric Acid
2.) Sodium Hydroxide

Answer:

1. Battery acid or an acidic solution. 2. Apple juice, baking soda, bleach etc :)

Explanation:

More acidic the solution the higher H+ vice versa.

DNA replication occurs during.
Anaphase, metaphase, interphase, or prophase

Answers

Answer:

interphase

Explanation:

its literally burned into my brain my teacher talked about it so much

Answer:

interphase

Explanation:

What makes producers so unique compared to other organisms in any ecosystem?
A. They are the only organisms capable of capturing energy.

B. They are the only organisms that are green.

C. They can recycle nutrients and water.

D. They can take energy from other organisms.​

Answers

Answer:

A

Explanation:

In ecology, we define producers as organisms that are able to make their own food through photosynthesis or chemosynthesis. ... An organism that cannot make its own food cannot be a producer in ecology by definition.

Give two examples of why water is important to the human body.

Answers

Answer: Your body uses water in all its cells, organs, and tissues to help regulate temperature and maintain other bodily functions. Because your body loses water through breathing, sweating, and digestion, it's important to rehydrate by drinking fluids and eating foods that contain water.

T/F: The scientific study of how organisms are classified is called binomial nomenclature.

Answers

Answer:

True

Explanation:

For example:Homo sapiens etc.

Write the correct phenotype for the given statement. Need Answers ASAP!! Will give brainly!

Qq =

QQ =

qq =

Answers

It wont allow me to write down the answers, because it says they are inappropriate. I will hopefully be able to comment.

Sorry.

Also, your looking for genotypes not phenotypes!

Phenotypes are hair color, eye color ect.

pls help me idk how to do this​

Answers

hi!! the water cycle goes:

evaporation, condensation, precipitation

hope this helps!!

Which property of water allows insects to walk on top of it? And explain
a. high specific heat
b. adehesion
C. cohesion
d. van der Waals

Answers

Answer:

surface tension

Explanation:

i think it might be C just google the definitions of the answers and you'll know

are bones living or non living and why

Answers

Answer:

i think they are non living

Explanation:

because they dont have organs or blood or anything

Answer:

Bones are non living

Explanation:

1: Bones don’t movement on their own

2: Bones don’t have cells

3: Bones do bot breathe

4: They do not count on anything to survive

5: They are just something that helps a living organism to move

i do not tell a lie change into passive voice​

Answers

Answer:

let a lie not be told into passive voice

where did the swine flu originate at in the Maryland County Fair?

Answers

Answer:

The 2009 swine H1N1 flu pandemic -- responsible for more than 17,000 deaths worldwide -- originated in pigs from a very small region in central Mexico, a research team is reporting

Explanation:

Photosynthesis


Use respiration in a sentence.






Answers

Answer:

Cellular respiration produces the energy cells need to function, in the form of ATP.

Explanation:

Which of the following microscopes contains multiple objective lenses, creates a 2-dimensional image of the specimen being viewed, has a light source located below the specimen, and can be used to view both living and non-living specimens?

a dissecting microscope
a compound microscope
a scanning electron microscope
a transmission electron microscope

Answers

Answer:

I guess the answer is a scanning electron microscope

The microscope that contains multiple objective lenses, creates a 2-dimensional image of the specimen being viewed, has a light source located below the specimen, and can be used to view both living and non-living specimens is compound microscope. The correct option is B.

What is a compound microscope?

Compound microscopes are a type of light microscope that uses a light beam to perceive samples.

The compound microscope does indeed have two ocular lenses as well as numerous objective lenses with varying magnification levels.

Based on the definition in this question, a compound microscope produces a two-dimensional image of the specimen under examination.

A compound microscope is customarily used to view samples at high magnification, which is accomplished through the combined effect of two sets of lenses: the ocular lens and the objective lenses.

Thus, the correct option is B.

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Sasha is studying a rock formation for her science class. Every few days she goes outside to study the formation. The questions she isinvestigating are shown. Did the rock freeze andunfreeze? Are there any plants growing onthe rock? Did the rock change color?What question is Sasha most likely trying to answer?O A. What is the age of the rocks in the rock formation?B. What type of rocks are found in the rock formation?C What processes are weathering the rock formation?D. What minerals are the hardest in the rock formation? what is the square root of 199 lie between A line passes through (1, 5) and (3, 7). a. Write an equation for the line in point-slope form. b. Rewrite the equation in slope-intercept form. Which type of fossils is MOST helpfuin understanding what the climate wlike for a region in the past?A.fossils of plantsB. fossils of microorganisms C. fossils of birdsD. fossils of animals List what you are thankful for! (It's Thanksgiving! Answer if you bake! Or if you like cakes pies cookies and treats!!! ) Consider diodes in a rectifier circuit. Input voltage is sinusoidal with a peak of +/-10 V. Diode drop is 0.7 V. What is the PIV for each type rectifier 1. 0.7 V 2. 1.4 V 3. 10.7 V 4. 11.4 V Bridge rectifier 5. 19.3 V Full-wave rectifier 6. 8.6 V 7. 9.3 V Half-wave rectifier 8. 7.2 V 9. 12.1 V 10. 12.8 V 11. 10 V What is the author using the example of the Marlboro Man to illustrate the dangers of smoking? When he became president , woodrow wilson was concerned that banksDid not involve themselves enough in the us economy Had too much influence in us politicsWere suffering from too much competitionHad too much control over the nation's credit system How long does it take a vehicle to reach a velocity of 32 m/s if it accelerates from rest at a rate of 4.2 m/s^2?What is the initial velocity of the vehicle?What is the final velocity of the vehicle?What is the acceleration of the vehicle?Write the equation you will use to solve the problem.How long does it take the vehicle to reach its final velocity?0.13 seconds18.1 seconds7.62 seconds134.4 seconds Translate into Latin:The messengers have sailed away from the homeland.We immediately invited our new friends to dinner. The small boy carried the wine into the garden. The angry slaves attacked the walls of Rome. Many of the girls have given gifts to the goddess. La circunferencia es tangente a la recta 3x - 4y = 34 en el punto (10, -1) Y tambin es tangente a la recta 4x + 3y = 12 en el punto (3, O). Hallar la ecuacin de la circnferencia. Use the normal distribution to compute probability with technology - Calculator Question Suppose that the annual household income in a region is normally distributed with mean $25,000 and standard deviation $6,000. If the poverty level for the region is at or below $12,000, what percentage of the population lives in poverty? Round your answer to two decimal places. i think the answer is d President Jefferson suggests that to keep the United States safe, whomust they ally themselves with for the strength of a navy? The energy of a pendulum is recorded at different positions in the table below. Use the data in the table to determine the amount of kinetic energy the pendulum had at Position 2. Record your answer below.Please help me I just want to get this test over with Kinda new at this can someone teach me how to work this app? In the reaction of aluminum metal and oxygen to make aluminum oxide, how many grams of oxygen gas will react with 2.2 moles aluminum metal? PLEASE! I BEG YOU!! Using the chart below, match the event to the era in which it occurred. Column A1.Dinosaurs roamed the Earth:Dinosaurs roamed the Earth2.Trilobites were one of the most dominant species:Trilobites were one of the most dominant species3.The era we currently live in:The era we currently live inColumn Ba.Mesozoicb.Cenozoicc.Phanerozoicd.Paleozoic Sam is evaluating a stock that is expected to pay a $1.64 per share dividend at the end of the current year. He expects the dividend to grow by 3.8% per year and has determined that 11% is an appropriate required return for the stock. What is the highest amount he should pay for the stock?