what statement about the cell membrane is true?

Answers

Answer 1
All living cells and many of the tiny organelles internal to cells are bounded by thin membranes. These membranes are composed primarily of phospholipids and proteins and are typically described as phospholipid bi-layers.

Related Questions

The anterior and posterior lobes of the pituitary differ in that _____.

Answers

Answer:

-The posterior pituitary does not secrete its hormones but acts as an extension of the hypothalamus, storing those hormones.

-The anterior pituitary secretes its hormones (predominantly tropic hormones).

Explanation:

When you use electricity in your home, which resources are powering it?

Answers

Answer:

The three major categories of energy for electricity generation are fossil fuels (coal, natural gas, and petroleum), nuclear energy, and renewable energy sources.

Explanation:

Hope This Helps

Have A Great Day

~Zero~

Answer:

There are many different sources of energy you could use

Example:

Solar Power (energy from the sun)

Generator (energy from motion)

Gas (energy from non renewable sources)

Electric (energy from electricity)

Etc.

Glomerular filtration regulation involves intrinsic control which could best be described as ______.

Answers

The kidney's intrinsic capacity to control blood flow gives the ability to regulate glomerular filtration.

What is renal autoregulation?

Renal autoregulation is a mechanism that allows the kidneys to maintain constant blood flow and glomerular filtration rate (GFR). This is hugely important to keep homeostasis for several reasons:

The right blood flow and GFR are necessary for excreting metabolic wastes, which avoids poisoning. It is key to maintain the electrolyte balance by finely regulating water and ions reabsorption.In case of high arterial pressure, autoregulation protects the glomerular capillaries from suffering an injury.

Mechanisms involved in renal autoregulation

Two mechanisms take part in Renal autoregulation:

Myogenic response: preglomerular arterioles (especially at the level of afferent arterioles) can sense elevations in transmural pressure, which induces their contraction.Tubuloglomerular feedback: when the tubular fluid reaches the macula densa located in the distant tubule, the cells on it can detect changes in the concentration of sodium chloride, which is dependent on flow rate, and induce a modification in the diameter of the afferent arteriole.

In conclusion, blood flow and glomerular filtration are two hugely important factors in renal function and both can be regulated by the kidney itself via two mechanisms.

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Which statement describes seafloor spreading?
O A. Ocean basins grow wider as new oceanic crust forms at a
divergent boundary.
B. Ocean basins grow narrower as one plate is forced downward at a
convergent boundary.
C. Deep trenches form between two plates that are moving away
from each other at a divergent boundary.
D. Deep trenches form where an oceanic plate is forced under a
continent at a convergent boundary.

Answers

Answer:

c, deep trenches form between two plates moving away from eachother

Explanation:

because it is

Before receiving FDA approval, the tTAV protein had to be tested for any potential toxicities to other native animals. Why would this be part of the approval process?

Answers

Given what we know, we can confirm that toxicity testing would be necessary before receiving FDA approval in order to discard the risk of harming future recipients.

Why is this testing important?

FDA toxicity testing for potential toxicities native to other animal species can be an essential part of any approval process. This part of the process ensures that the compound in question is free of toxins that not have been noticed in previous tests due to the innate resistance of the animal it was tested on, to begin with. This allows for a more thorough screening process and a safer end product.

Therefore, we can confirm that toxicity testing would be necessary before receiving FDA approval in order to discard the risk of harming future recipients.

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In photosynthesis, plants use chlorophyll to produce.

Answers

Answer:

carbohydrate also glucose known as the food for the plant and oxygen

please help thank you <3
7. Which of the following processes emit greenhouse gases? Choose all that apply.
❏ Animals belching
❏ Chemical fertilizers
❏ Animal-waste fertilizers
❏ Animal waste management
❏ Field burning
❏ Deforestation by burning
❏ Transporting products
❏ Operating factories

Answers

Answer:

Animal waste management

Explanation:

this answer in my answer key

mark me as a brainliest

Animals' belching, field burning, deforestation by burning, transportation products, and operating factories are the activities that emit greenhouse gases.

What are greenhouse gases?

Many of the chemical elements that make up the atmosphere of the planet function as greenhouse gases. Some of the sunlight that touches the surface of the planet reflects back into space as infrared radiation (heat). This infrared radiation is absorbed by greenhouse gases, which trap the heat it contains in the atmosphere and causes global warming and climate change.

These greenhouse effects are seen in many gases. Some gases are created both naturally and by human activity. Some are entirely human-made, such as industrial gases. The most prevalent greenhouse gas is water vapor, although most scientists think that the quantity of water vapor in the atmosphere that is directly created by human activities is quite little.

Therefore, the activities that can produce greenhouse gases are animal belching, field burning, deforestation by burning, transportation products, and operating factories.

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The process by which the order of bases in messenger RNA (mRNA codes for the order of amino acids in a protein is called a. nondisjunction b. replication c. translation d. Transcription​

Answers

Answer:

The correct answer should be translation.

Hope this helps!!

Large-scale evolutionary trends are the result of _____

Answers

Answer:

macroevolution

Explanation:

The answer is…Macroevolution

How can you tell which side of the heart is the anterior surface and which side is the posterior surface

Answers

The anterior side of the heart is the side the uppermost point or peak is pointing to. The posterior surface lies opposite to the uppermost point.

What is heart?

The heart is a fist-sized organ that is located around the chest region or breast bone that pumps blood to the body. It's the primary organ of the circulatory system. The heart have four main chambers made of muscle and powered by electrical impulses. The brain and nervous system influence heart's function.

Therefore, The anterior side of the heart is the side the uppermost point or peak is pointing to. The posterior surface lies opposite to the uppermost point.

Learn more about heart here.

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A glucose molecule is the

Answers

Answer:

The answer is B) monomer of starch and cellulose.

The person above me is right! Have a nice day :)

Remnants of osteons, which have been almost completely recycled by osteoclasts, are known as __________

Answers

Answer:

Lamellae

Explanation:

These lamellae are remnants of osteons whose matrix components have been almost completely recycles by osteoclasts. growth of the bone.

The embryonic stage is the first phase of the prenatal stage, lasting only two weeks after conception. t f

Answers

The statement embryonic stage is the first phase of the prenatal stage, lasting only two weeks after conception is false.

What do you mean by Embryonic stage?

An embryonic stage may be defined as the period after implantation, during which all of the major organs and structures within the growing mammal are formed.

The first two weeks after conception are known as the germinal stage, not the embryonic stage. The third through the eighth week is known as the embryonic period, and the time from the ninth week until birth is known as the fetal period.

Therefore, the statement embryonic stage is the first phase of the prenatal stage, lasting only two weeks after conception is false.

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Answer:

False

Explanation:

Got 100% on the Practice thing on Edge

7. What is the general relationship between the color of a filter/solution and the light that it absorbs?.

Answers

Answer:

A filter will absorb its complementary color of light. So a yellow filter absorbs blue light since blue is across from it on the color wheel. Whatever light is not absorbed will be transmitted; so yellow filters transmit red and green light (if incident upon it), also known as yellow light.

hope its helpful

A filter will absorb light of the complementary color. As blue is opposite yellow on the color wheel, a yellow filter will therefore absorb blue light.

What is filter?

A filter is a translucent substance that lets some colors flow through while absorbing others.

Color can only be produced by light. Color pigments (paints, dyes, or inks) display color by reflecting the light that isn't absorbed while absorbing some portions of the light spectrum.

The same principles govern how color filters function, with some color wavelengths being absorbed and others being transmitted.

Only yellow will pass through a yellow color filter while all other colors are absorbed. Therefore, if blue light is shone on a blue object through a blue filter, the object will still reflect blue and thus appear blue.

Therefore, A filter will absorb light of the complementary color. As blue is opposite yellow on the color wheel, a yellow filter will therefore absorb blue light.

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An estuary?
A. is only found inland.
B. filters dirt and pollution out of the water.
C. is a deposit formed where a fast-flowing stream flattens?
D. is a small watershed.

Answers

Answer:

b. filters dirt and pollution out of the water

Explanation:

just answered the question :)

What adaptations do tree have in the rainforest?​

Answers

Answer:

Their leaves and flowers grow in the canopy. Tree trunks - these are tall and thin to allow trees to reach the sunlight. The bark on these trees is smooth to allow water to flow down to the roots easily.

Explanation:

Answer:

Here are some adaptions for trees in the rainforest. They have drip tips for leaves, leaf angling, and they provide shade.

Explanation:

Thi is all i know that trees do for the rainfprest.

-Hope This Helps!

-Justin:)

Which variety of mouse is more likely to survive in a dry desert? (1 point)
O a mouse that has a shorter tail
O a mouse that has a longer tail
O a mouse that needs more water
a mouse that needs less water

Answers

Answer:

The fourth option

Explanation:

A mouse that needs less water, as the desert is an arid climate

Suppose a population of insects in a lab has been
fed a restricted diet and kept in an enclosed
container. The insects have reached carrying
capacity. What could cause the insects' carrying
capacity to increase?

Answers

Carrying capacity could be increased by giving them a bigger container and more food.

In the case of a person who consumes a normal, balanced diet, proteins are essential to the body for all of the following except ________. A) production of energy B) production of some hormones C) production of enzymes, clotting factors, and antibodies D) formation of functional molecules like hemoglobin and cytochromes

Answers

Proteins have several functions they play in the body system but they are not essential to the production of energy.

Functions of Proteins

Proteins play a large role in the functioning of the body system. These roles include:

Building and repair of body tissuesIt supplies the body with amino acids which aid in the production of hormones, enzymes, clotting factors, and antibodiesIt also helps in the synthesis of proteinous molecules such as hemoglobin

More on the functions of proteins can be found here: https://brainly.com/question/10945907

What is the area of this rectangle?

16 m
32 sq m
39 sq m
36 m

Answers

Answer:

39 sq m

Explanation:

13x3=39

thx for the 25 pts

What process describes how pollen is produced and moved during plant reproduction?

Answers

Explanation:

In some plants, the pollen and stigma can come from the same flower or plant, which is known as self-pollination.

The hormone ________ signals feelings of fullness to the brain.

Answers

Answer:

Leptin

Explanation:

Leptin is the fullness hormone. It is secreted by your fat cells and other parts of the body and it tells your brain when you've gotten enough energy.

Chromatin condenses and chromosomes first become visible in.

Answers

Answer:

Prophase

Explanation:

Chromatin condenses and chromosomes first become visible in prophase, a stage in both mitosis and meiosis.

Match the word with the correct definition

Answers

Answer:

1. e

2. f

3. h

4. a

5. g

6. b

7. i

8. d

9. c

Explanation:

Check out the attachment.

Which is not a major insect body segment?

Answers

Answer:

The answer is; LEG

Explanation:

hope this helps.

why is the folding up of the leaves of a sensitive plant on touching with a finger not a tropism​

Answers

Answer:

The folding of leaves of a sensitive plant is not a case of tropism (like thigmotropism) because in this case the direction of movement of leaves does not depend on the direction of stimulus (touch).

Explanation:

[tex] \huge \purple{ \red{ \bf❥} \frak{Answer}}[/tex]

[tex] \red{ \small \text{It is a non-directional movement}}[/tex]

where as Tropism is a directional movement where the direction of the movement of the plant part is towards the stimulus

17.List in order the following from least to most complex:
a. Muscular system, muscle tissue, biceps muscle, muscle cell
b. Heart, cardiac muscle, muscle tissue, muscle cell
c. Lung tissue, trachea, nostrils, circulatory system
d. Integumentary system, skin cell, hair, sweat gland

Answers

Answer:

The answer would be a Muscular system, muscle tissue, biceps muscle, muscle cell :)

Link with more thoughts here: https://brainly.com/question/12003752?referrer=searchResults

Have an amazing day!!

Please rate and mark brainliest!!

2. Use words from the word bank to fill in the blanks in the sentences below.
Species inherit__from__. If two species have some of the same__. This means that they are probably__or__that also had those__
of
Word Bank
body structures
ancestors
descendants
a common ancestor

Answers

Answer:

1. body structures2. ancestors 3. descendants

Explanation:

that's all I know sorry I hope that's helpful

The presence of specialized cells in the root system of a grass plant benefit the plant by improving its ability to:.

Answers

Specialized epidermal cells aim to increase the absorption surface in the root system of a grass plant.

What are specialized cells?

They are those committed to the fulfillment of a specific function within a cellular system or tissue.

These help to absorb nutrients and are found, fundamentally, in the piliferous zone of the root.

Therefore, we can conclude that specialized epidermal cells aim to increase the absorption surface.

Learn more about specialized cells in the root systems here: https://brainly.com/question/2351694

Drag the words at the bottom of the slide to their correct location on the diagram below.

Answers

Answer:

Chlorophyll is the inside diagram. Chlorophyll allows the plant to consume light energy and turn it into its own food, this is called Photosynthesis.

Chloroplast is the outer layer that holds the Chlorophyll inside which is where Photosynthesis takes place. Think of Chloroplast as the skin that protects or holds the activities going on inside.



Explanation:

Have a great rest of your day
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