Name three components of the cell membrane and explain how each contributes the semipermeable nature of the membrane.

Answers

Answer 1

The principal components of the plasma membrane are lipids ( phospholipids and cholesterol), proteins, and carbohydrates. The plasma membrane protects intracellular components from the extracellular environment. The plasma membrane mediates cellular processes by regulating the materials that enter and exit the cell.


Related Questions

how environmental factors can affect genetics

Answers

Answer:

Situational Genetics

Explanation:

The envirnment can control and manipulate species' genes through adaptation. An example of this is horse's teeth building resielnce to grind grass. In order to eat comfortably, horse prefer smushing their food. Over time, they have adapted to the environment by strengthening their teeth.

which hormone increases acid secretion by the stomach?

Answers

Answer:

gastrin

Explanation:

During meal ingestion, the main hormone responsible for stimulating acid secretion is gastrin, which acts primarily by releasing histamine from enterochromaffin-like cells.

Someone can do this please

Answers

I am here to give the brainiest answer not to get points

Answer: yes

white blood cells that circulate in the bloodstream and are an important part of the body’s immune system are called ________.

Answers

Answer:

Lymphocytes

Explanation:

A lymphocyte is a type of white blood cell that is part of the immune system. There are two main types of lymphocytes: B cells and T cells. The B cells produce antibodies that are used to attack invading bacteria, viruses, and toxins. The T cells destroy the body's own cells that have themselves been taken over by viruses or become cancerous.

what was life like for the native americans after they were relocated west to indian territory

Answers

hmmm what is it mhmhmhmm

Which statement is a hypothesis?

A. If an earthworm is given a choice, it will move toward darkness rather than light.

B. The earthworms must all be the same species.

C. Do earthworms prefer bright light or darkness?

D. Most of the earthworms moved to the shaded area during the experiment.

Answers

Answer:

it answer A because of if.

which fish is born in fresh water but spawns in salt water?

Answers

Answer:

anadromous fish is born in fish water and spwan in salt water

What is photosynthesis?​

Answers

Answer:

the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a byproduct.

PLEASE HELP ANY ANSWER WILL DO PLEASEEEE PLEASE
Draw a tree diagram for the dichotomous key that you used for the aliens.

Answers

Answer:

Explanation:

In mitosis, the nuclear envelope must first break down so the duplicated DNA can segregate into separate daughter cells. Which phase does this happen

Answers

Sister chromatids are separated during the anaphase of the M phase.

Time differences are detected by specialized neurons called coincidence detectors, while intensity differences are detected by a phenomenon called ______.

Answers

Answer:

Sound Shadow

Explanation:

How many codons are needed for 3 amino acids?

Answers

Answer:

3 codons are needed for 3 amino acids

9 is the right answer

Definition of Genetic Engineering​

Answers

Answer:

Genetic engineering is the process of altering or modifying the DNA in an organism’s genome.

Answer:

Genetic engineering, also called genetic modification or genetic manipulation, is the direct manipulation of an organism's genes using biotechnology

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Which statement is true? (1 point)
O Mendelian traits cannot be shown on a bell curve.
O Hair color and IQ are examples of Mendelian traits.
Mendelian traits are controlled by multiple genes.
O Mendelian traits follows a normal distribution.

Answers

Answer:b

Explanation:

Sedimentation accumulation found in bodies of water can be the result of _______. A. Fertilizer runoff b. Pesticides and herbicides c. Erosion from agricultural practices d. All of the above.

Answers

Answer:

All of the above.

Explanation:

All of these can contribute to sediment accumilation in bodies of water.

Sedimentation accumulation found in water bodies can be the result of fertilizer runoff, pesticides, pesticides, and erosion from agricultural practices. So, the correct option is D.

What do you mean by Sedimentation accumulation?

The sedimentation accumulation may be defined as a process of gathering sediments into the rocks, and water bodies, and increasing their actual mass.

Sedimentation accumulation may be carried by the runoff of fertilizers, pesticides, and insecticides. It also occurred due to the process of soil erosion that takes place during agricultural practices.

Therefore, the correct option for this question is D.

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How is glucose stored in skeletal muscle? Why cannot glucose be released from skeletal muscles to maintain blood glucose concentration?

Answers

Answer:

In skeletal muscles with low glycogen, glucose will be stored as muscles glycogen.

Skeletal muscles are unable to release glucose because muscles lack glucose 6 phosphatase. Also, muscles glycogen is mainly a local energy substrate for exercise, rather than an energy source to maintain glucose concentration during fasting.

Which paired structures of the male reproductive system lie at the base of the bladder and connect to the vas deferens via a duct

Answers

Boo I’m sorry bro bro I’m sorry bro I’m so sorry bro I’m sorry I’m just gonna be safe I’m sorry I’m just laying down wI the buss late in class at the hotel I had ko and the staff here and I had called and my mom was here and I’m not really hungry and I’m just gonna wait to eat my wet and I’m just gonna take a nap I’m sorry I don’t yyyuyyyyyyuuuuyytttttreewwwwwe to sleep bye mommy mommy bye bye bro bro bye bro love you bro love love you bro I don’t know how much you bro bro I don’t got to go get out at work all the day I’m sorry bro bro bye bye love you bye love mommy mommy bye bye bro bro bye bye love you bye love mommy mommy bye bye bro bro bye bye love you bye love mommy mommy bye bye bro bro bye bye love mommy mommy bye bye bro bro bye bro bro bye bye love you bye love bye bro

List in order what an athlete does when she bl00d d0pes.

1. She chills the bl00d and stores it.

2. She puts the bl00d back into her body just before a competition.

3. She removes the bl00d from her body.​

Answers

i know nothing on this topic, however the most logical answer would be 3,1,2
pretty easy if you think about it3, 2, 1

Which is the odd
one? Explain.

A. RR
B. Rr
C. Aa
D. aa

Answers

Answer:

d aa its not capitalized like the other ones

Explanation:

how much milk does the average cow produce each day

Answers

Answer:

6-7 gal

Explanation:

STATISTICS B)

PLEASE HELP QUICKLY!!!!!!!!!!!!!!
Which of the following best describes how you know the matter that makes up the sequoia tree comes from your answer in the previous question.


A. All the energy comes from the sun, so it would make sense that any matter we get would also come ultimately from the sun. Without the sun, no photosynthesis would happen


B. Water and carbon dioxide supply us with the matter and they are the inputs for photosynthesis, and everything starts with photosynthesis


C. Our bodies are made of over 90% water, so we essentially are water which is an input for photosynthesis


D. We are made of carbon-based molecules and that carbon needs to come from somewhere, so the carbon comes from the glucose we eat which came from the carbon dioxide.


E. Glucose is eaten by us which is then used to build oxygen and carbon dioxide molecules that will get released back into the air. We are able to make air which is an example of matter/mass in our biosphere

I know it's either D or E

Answers

Answer:

D

Explanation:

My intuition told me so

which mechanism of action is being described when an antibiotic drug causes the destruction of bacterial cell walls

Answers

The mechanism of action described when an antibiotic drug causes the destruction of bacterial cell walls is NONSELECTIVE INTERACTION. These drugs do not interact with specific molecules.

Nonselective drugs are involved in nonselective interactions, i.e., they act on a variety of receptors and/or enzymes.

Nonselective drugs can target different cellular structures (e.g., bacterial cell walls) and/or metabolic processes.

For example, Phenocybenzamine is a nonselective drug that can affect different receptors, which is used for the treatment of high blood pressure and sweating associated with pheochromocytoma.

Conversely, enzymes are biological catalysts that speed up chemical reactions by selectively interacting with specific ligands (i.e., substrates).

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In eukaryotic mRNA, the parts that remain after processing and are translated into amino acid sequences are called the _____.

Answers

Answer:

Exons.

Explanation:

In mRNA maturation and processing, a complex called a splicesome essentially "cuts out", if you will, non-coding parts of the DNA sequence to be translated. The parts that are cut out are called "introns", and the parts that are left over that code for a protein sequence, are called "exons". Careful with the terminology. It seems counterintuitive that exons are the ones that stay (exon = exit? NO.) and introns (in, as in, stays in? NO.) are the ones that are cut out of the mature mRNA. Perhaps you can remember that the terms seem to be the opposite, that's how I remember it. Alright, good luck with all of this.

Asexual reproduction __________. View Available Hint(s)for Part A produces offspring genetically identical to the parent requires both meiosis and mitosis leads to a loss of genetic material is limited to plants is limited to single-cell organisms

Answers

Answer:

produces offspring genetically identical to the parent

Explanation:

the process that continually adds new material to the ocean floor

Answers

Answer:

Sea-floor spreading i think not a 100 percent.

Explanation:

What are S-strain and R-strain bacteria?

Answers

Answer:

When Frederick Griffith discovered two strains of Streptococci in 1923, the bacteriologists were intrigued by the differences between them: the S (smooth) strain, which produces colonies that are smooth and shiny on a lab plate; the R (rough) strain, which lacks a polysaccharide coat and produces colonies that are rough and irregular on a lab plate.

Explanation:

by moving substances into and out of cells,_____, the process of keeping stable conditions inside a cell, is maintained

Answers

Answer:

love you quieres ser mi novio

Answer:

Homeostasis

Explanation:

This process maintains sugar, salt nutrients and other substances within a certain range to maintain safety

what do cecilias represent in the language of flowers?

Answers

Answer:

From Sharp (Mercenary) in Starsnatch Cliff. In the language of the flowers, the meaning of the Cecilia is "The truest feelings of the prodigal son"

Explanation:

The Cecilia's represent in the language of flowers is true feeling of the prodigal son.

What is Cecilia's?

The word Cecilia is of Latin origin meaning "blind" being the feminine form of Cecilia, which was derived from the name of a Roman clan belonging to the Latin cacus, also meaning "blind".  This is the popularized by Saint Cecilia, who is the third century Roman martyr and the patron saint of music.

Saint Cecilia who is the patron saint of musicians sits calmly at a table holding the palm that symbolizes her martyrdom – in one hand and a sheet of music in the other. This represent that true feeling of the prodigal son in terms of language of flowers

Thus, the Cecilia's represent in the language of flowers is true feeling of the prodigal son.

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I NEED HELP IDENTIFYING THE STEPS OF MITOSIS!!! PLZ HELP THIS IS DUE TODAY

Answers

Answer: phases are prophase, prometaphase, metaphase, anaphase, and telophase

Explanation: i hope this helped

During photosynthesis, from where does the energy for converting carbon dioxide into sugar come?

Answers

Answer:

Solar energy is converted to chemical energy in the photosynthesis process, which converts water and carbon dioxide to glucose.

Explanation:

Hope this helps!

During photosynthesis, the energy for converting carbon dioxide into sugar comes from the sun, it is solar energy.

What is photosynthesis?

Photosynthesis, the method used by plants and other autotrophic organisms to make food, converts carbon dioxide into glucose and oxygen, both of which are vital for life.

Photosynthesis in plants uses the green pigment chlorophyll and produces oxygen as a byproduct. Plants use their leaves to trap light energy during photosynthesis.

Plants use the sun's energy to convert water and carbon dioxide into glucose, a sugar. Plants use glucose for energy and to generate other compounds such as cellulose and starch.

Therefore, the energy used to convert carbon dioxide into sugar comes from the sun during photosynthesis; this is known as solar energy.

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Which of the following layouts paragraph layouts would a graphic designer most likely use? Sup!! can you answer this?also answer fast kid I dont get it and Im struggling to answer it. Mt phan t mARN c trnh t nh sau : - A -U -G -G -U-A-G - Last year, wind turbines along a hilly ridge had an average output of 390 kilowatt hours peryear. The turbines were upgraded, and now their average annual output is 30% more. Whatis the new average yearly output?kilowatt hoursSubmit why didn't Andrew Jackson try to get votes from the Cherokees write 4 characteristics of vegetation found in terai region ? Why should you add context to a news story?to balance the boring facts with fictional detailsto help readers choose a side on an issueto make the story more interesting and informativeto make sure that your article is long enough Question 7(Multiple Choice Worth 1 points)(04.04 MC)At Priscilla's Purse Warehouse, it takes 2 over 3 of a day to complete 1 over 9 of an order of purses. At this rate, how long will it take to complete the entire order of purses? 3 and 2 over 3 days 5 days 6 days 13 and 1 over 2 days Question: What is the slope? What is the y-intercept? How do I know if the point will be above the line Annelise buys a car that is one year old for $13600.The value of this car has reduced by 15% of the value when it was new.Calculate the value of the car when it was new. The owner of a bookstore buys used books from customers for $1.50 each. The owner then resells the used booksfor 400% of the amount he paid for them.What is the price of a used book in this bookstore?need the answer Which of the following activities would NOT help increase flexibility? A. Tai chi B. Sunbathing C. Playing basketball D. Tennis Please select the best answer from the choices provided. A B C D. QUESTION 7.1 POINTTranslate the given phrase into an algebraic expression and simplify if possible: the difference of -3 and the product of wand 2 Why are Antinous and the other suitors confident that they can stay as long as they want inOdysseus's palace? find the volume of the prism Whats the answer need in 20 minutes Name the three common states of matter on earth.Which states of matter have a set shape? Explain why this is, based on the animations you observed for the different states of matter.Which states of matter have a set volume? Explain why this is, based on the animations you observed for the different states of matter.The boiling point is the temperature at which a liquid substance will turn to vapor, and also the temperature at which vapor will condense to a liquid. The boiling point of ethanol is about 80C, and the boiling point of water is about 100C.What can you conclude about the intermolecular forces in water and ethanol?Do you predict water freezes at a higher temperature or at a lower temperature than ethanol?Recall how different Van der Waals attractions and how ionic charges changed the movement of atoms in the animation. Do you think that Van der Waals attractions or ionic charges are stronger? Why?1. solid, liquid and gas2.Solid can move but gas and liquid is more flexible than solid. Solid has a fixed volume while liquid and gas takes the volume of its container. Solid stays in one place while gas and liquid is flexible.3.Among the 3 state, solid has a fixed volume while liquid takes the volume of its container. When gas is compressed, it takes the volume of its container likewise. Your deductible expenditures are $8236 for interest on a home mortgage, $3528 for contributions to charity, and $634 for state income taxes. Your filing status entitles you to a standard deduction of $12,200. Should you itemize your deductions rather than claiming the standard deduction? If so, what is the difference?