Which of the following statements is true about the structure of the cell membrane?

Answers

Answer 1
Hello,

Here is your answer:

The proper answer to this question is option C "The proteins that make up the two layers are not identical".

Here is how:

The cell membrane looks like two layers but both of them are no identical to each other.

Your answer is C.

If you need anymore help feel free to ask me!

Hope this helps!

Related Questions

Write the complementary dna strand for AATGAATAGCTAGCTT

Answers

It will be

TTACTTATCGATCGAA

Hope it helped :)

will mark brainlist and give highest points for answer

Answers

1) the right atrium
2)the right venticle and the left venticle
3)the blood is pumped out of the heart are greater pressure from these Chambers compared to the atria
4)the left venticle has to pump blood all the way around the body but the right venticle has to pump it to the lungs

A sequence of DNA responsible for coding a protein?

Answers

Final answer:

The coding region of DNA is responsible for encoding proteins through a process called translation.

Explanation:

A DNA sequence responsible for coding a protein is called the coding region. Within the coding region, the nucleotide sequence of the gene is translated into the amino acid sequence of the protein. This process is known as translation and is directed by the genetic code, which consists of triplet codons within the mRNA sequence that correspond to specific amino acids.

Learn more about DNA coding region here:

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What is the difference between NAD+ and NADH

Answers

NAD+ is the abbreviated symbol for Nicotinamide Adenine Dinucleotide. It is a coenzyme present in biological systems. NAD+ is involved in the metabolism specifically in redox reactions. It accepts electrons from other molecules and become reduced.
NADH is the reduced form of NAD+. Similar to NAD+, NADH also participates in metabolic processes when reduction is necessary. When NADH reduces a compound, it gets oxidized to NAD+.

A genetic mutation occurs in a rabbit's muscle cell. This genetic mutation will be passed on to A. the cells of the rabbit's offspring. B. cells that are produced when the mutant cell divides. C. the cells that are next to the mutant muscle cell. D. the existing cells in the rabbit's body.

Answers

A genetic mutation in a rabbit's muscle cell will be passed on to cells that are produced when the mutant cell divides, as somatic cells, like muscle cells, transmit their genetic information to their daughter cells through mitosis. The correct answer is option B).

If a genetic mutation occurs in a rabbit's muscle cell, which is a type of somatic cell, the correct answer to where this mutation will be passed on is to B. cells that are produced when the mutant cell divides. This is because somatic cells divide through a process called mitosis, where genetic information is copied, or replicated, and passed on to the daughter cells.

It is important to note that the mutation will not be passed on to the rabbit's offspring (Option A) because it is not in a germ cell (i.e., sperm or egg cells), which are involved in reproduction. Mutation transmission to the cells next to the mutant cell (Option C) or to existing cells in the rabbit's body (Option D) does not happen because these cells do not receive DNA from the mutated cell directly.

Which phrase best describes the usual form and function of a flowers sepal

A. Has a long slender stalk to make the pollen accessible

B. Is leaf-like and protects the developing flower

C. Is the tube-like pathway used by the pollen to reach the ovary

D. Is rounded and fuzzy to get pollen grains to stick to it

Answers

Sepals are leaf-like structures that protect a growing bud. They cover the bud until it is ready to bloom. Some plants have sepals that produce chemicals to ward off predators or bugs. The answer then to your question is B.

What best describes index fossils? Organisms that existed over a limited period . Organisms whose age is hard to detect. Fossils that are used in radioactive dating. Fossils of the most ancient organisms.

Answers

Answer:

A

Explanation:

I Big Bran

The statement (a) organisms that existed over a limited period describes index fossils.

What are index fossils?

Index fossils are fossils used to define and identify geologic periods. Index fossils must have a short vertical range, wide geographic distribution and rapid evolutionary trends.

Moreover, index fossils are used to define geological periods. These fossils can be defined as "commonly found, widely distributed fossils that are limited in time span." If one finds an index fossil in a given layer, then one has bounds on the age of the layer. Using index fossils, the geological periods are defined.

Therefore, a good index fossil is one with four characteristics: it is distinctive, widespread, abundant, and limited in geologic time. Because most fossil-bearing rocks formed in the ocean, the major index fossils are marine organisms.

Learn more about index fossils:

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Blue jays and robins do not interbreed. Assuming the blue jays and robins share the same habitat, describe the possible conditions that keep these birds repoductivly isolated. Explain your answer.

Answers

The are many behavioural and physiological factors that would prevent different species from mating. Birds in particular have complex mating behaviour, including particular plumage, mating calls and nest constructions. It is therefore highly unlikely that two birds of different species would be found compatible for mating with each other. There may also be physiological barriers to prevent mating, such as incompatible genital organs. 

The spin of a planet or moon as seen form above a planets pole is called its _______.

Answers

Final answer:

The spin of a planet or moon as seen from above a planet's pole is termed its rotation, which occurs around an imaginary line called the axis.

Explanation:

The spin of a planet or moon as seen from above a planet's pole is called its rotation. When we think of the Earth, for example, we can imagine a line passing through the center of the planet that goes through both the North Pole and the South Pole. This imaginary line is known as the axis. The movement of Earth around its axis, reminiscent of how a top spins around its spindle, is what we refer to as the Earth's rotation.

Every planet and moon in our solar system undergoes this spinning movement, which plays a crucial role in defining day and night cycles on these celestial bodies. The position of the axis in relation to the celestial sphere also influences the visibility of stars and other celestial objects from the Earth's surface, with the axis pointing towards the celestial poles.

Which of the following measurements is used to compare the difference between objects in the solar system?

Answers

Where is the picture or options

how can pollutants like rat poison (liquid) transfer from a city to the ocean

Answers

Hi there!

The answer is  The liquid pollutant can evaporate into a vapor, and the vapor can change position and condense or rain on the ocean. 

Hope this helps!!

-Payshence xoxo

Which strand of mrna has the bases guanine-adenine-cytosine. Which amino acid corresponds to these bases
A- gln
B- Asp
C- Arg
D- cys

Answers

The answer to this question is b ASP

Answer:

The answer is: B- Asp.

Explanation:

Aspartic acid, symbols Asp, in RNA is encoded by the GAU or GAC codons.

The answer is: B- Asp.

Investigators studied the effect of temperature on the rate of biological enzyme action. The experimental data is summarized in the graph. The investigators concluded that the enzyme works best at human body temperature. What part of the data validates their conclusion? A) The graph peaks at 37°C and dips beyond this point. B) The graph shows an exponential rise in reaction velocity. C) The graph shows that the reaction is complete at 60°C. D) The reaction is seen for temperatures between 0°C and 60°C.

Answers

I believe it is A.

but I would have to see the graph to be sure

A) The graph peaks at 37°C and dips beyond this point.

describe a procedure humans may have used to produce broccoli, which has small flowers and thick stems?

Answers

Hi, this is called artificial selection or selective breeding (usually, the term selective breeding is reserved for animals though). In artificial selection, farmers "breed" or "cross" two plants with the wanted traits in order to produce more. hope this helps!

A procedure humans may have used to produce broccoli which has small flowers and thick stems is called selective breeding.

What is selective breeding?

Selective breeding may be defined as a type of breeding through which parents with specific attributes are utilized and bred together in order to produce offspring with more desirable characteristics. This type of breeding is also known as artificial selection.

According to the context of this question, humans generally used this methodology of artificial selection and bred plants and animals for thousands of years. This mode of breeding is generally utilized in order to yield higher crop productivity with disease-resistant plants. Apart from this, other traits are also desirable with respect to condition.

Therefore, selective breeding is a procedure that humans may used to produce broccoli which has small flowers and thick stems.

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Within a species of short, ground-dwelling animals, two parents produced a group of offspring that were 1 cm taller than they were. These offspring were able to reach slightly higher vegetation than their parents and other members of the species. When the offspring grew up, they produced new offspring who were also slightly taller and could also reach the higher vegetation. This process continued over several generations such that offspring became gradually taller with time. Eventually, after many generations, all members of the species were at least 20 cm taller than the original two parents that produced the slightly taller offspring. What does this illustrate? A. Ground-dwelling animals would survive better if they evolve to be shorter. B. Slight differences between parents and offspring can eventually result in future generations that are very different from their ancestors. C. Biological change does not apply to ground-dwelling animals. D. Only major differences between parents and offspring can result in future generations that are very different from their ancestors.

Answers

Hello,

The answer is option B "Slight differences between parents and offspring can eventually result in future generations that are very different from their ancestors".

Reason:

The answer is option B because its not option A because the animals getting taller would help them reach their food, and help them move faster. Its not option C because Biological change applies to all animals. Its also not option D because half of the chromosomes from both the dad and the mom goes to the offspring therefore there wouldn't be any main differences besides the height. Therefore the answer is B because it seems to be the best fit for this question.

If you need anymore help feel free to ask me!

Hope this helps!

~Nonportrit

Zinc 419.53 oC 7.134 Nickel 1455oC 8.912 Copper 1084.62oC 8.96 Silver 961.78oC 10.501 Gold 1064.18oC 19.282 A cube of each metal, in the table, is provided on a laboratory table. Each cube has the same volume of 10 cm3. Which cube would have the largest mass? A) copper B) nickel C) silver D) zinc

Answers

the data given are 
            melting point            density 
Zinc        419.53 oC              7.134
Nickel      1455oC                 8.912
Copper  1084.62oC              8.96
Silver        961.78oC           10.501
Gold        1064.18oC          19.282

density is the mass per unit volume. Melting point is determined by the intermolecular forces between particles in the solids.
We have been asked to find which cube weighs the most 
density = mass/volume 
when volume is constant for all the metals, then density is directly proportional to mass. Therefore metal with highest density has the highest mass.
from the given metals, metal with highest density is Gold.
correct answer is Gold.

Answer:

it is c silver

Explanation:

because

HELP ASAPPPP PLZZZ




What does weight measure?

Quantity of matter in an object
How much space an object takes up
Force of gravity acting on an object
How long it takes for an event to occur

Answers

The quantity of matter in an object I belive it the right answer.

A sperm cell is produced by spermatogenesis. In order for the sperm cell to achieve a diploid state, what must occur?
A) The sperm cell must undergo meiosis.
B) The sperm cell must undergo mitosis.
C) The sperm cell must fertilize an egg.
D) The sperm cell must divide by cleavage.

Answers

A sperm cell is produced by spermatogenesis. In order for the sperm cell to achieve a diploid state, the sperm cell must fertilize an egg.
c the sperm must fertilize the egg

The mere exposure effect _____.

causes people to dislike things they are familiar with
is a bias against familiar things
can cause people to reject unfamiliar things
happens when familiar things are selectively ignored

Answers

The mere exposure effect causes people to dislike things they are familiar with.

Answer:

can cause people to reject unfamiliar things

Explanation:

Mere-exposure effect is a concept in psychology which explains the effect of exposure to a particular thing, situation or person. According to it people tend to get comfortable around things they are exposed to more. This can lead them to reject other alternative options. The effect has been observed in various instances like paintings, sounds, Chinese characters etc. With respect to human relationship it means the more a person is exposed to someone, the more they like them. Mere exposure effect can lead to development of aversion to unfamiliar things in people.

How do temperature and salinity affect deep water currents?

Answers

Final answer:

Temperature and salinity fundamentally influence deep water currents by affecting the density of seawater, where colder and saltier water sinks, driving the global thermohaline circulation. This process regulates climate, transports nutrients, and supports deep sea ecosystems.

Explanation:How Temperature and Salinity Affect Deep Water Currents

The deep currents of the ocean, known as thermohaline circulation, are primarily driven by variations in water density, which is a direct result of changes in temperature and salinity. This process is essential in distributing heat and nutrients across the globe, influencing both marine ecosystems and climate patterns.

Impact of Temperature and Salinity

Temperature and salinity play a crucial role in determining the density of seawater. Colder water and higher salinity levels increase seawater density, causing it to sink and create deep ocean currents. Conversely, warmer, less saline water has a lower density and tends to remain on the surface.

Deep currents emerge as cold, highly saline water is produced near the poles, where seawater freezes, leaving behind saltier water that sinks into the ocean depths. This sinking water, known as downwelling, then travels across the ocean basins, mixing with less dense water. As dense water sinks, it displaces the water below, contributing to the global-scale circulation pattern known as the thermohaline circulation.

Significance of Deep Water Currents

These currents are vital for the transport of nutrients and oxygen, supporting deep sea ecosystems. Additionally, they play a significant role in regulating the Earth's climate by transporting heat from the equator towards the poles. The interaction between temperature, salinity, and ocean currents also affects coastal climates and marine biodiversity.

In summary, temperature and salinity are fundamental in shaping the characteristics and movement of deep water currents through their influence on water density. These deep currents are not only crucial for the marine life but also significantly impact global climate and weather patterns.

Which of the following is not a sign of a chemical change?
Color change
Odor production
Heat production
Shape change

Answers

Color change 
Odor change
Heat production are all normal changes that can take place with a chemical reaction. Not all of them will appear as a symptom, but if one of them does, you likely have some sort of chemical change.

The only thing you could be suspicious of is a change in shape. That might happen with some sort of physical occurrence, like going beyond a melting point, but not a chemical one.

Answer: D <<<<  

Which of the following correctly compares fermentation and cellular respiration? Both provide ATP molecules, but only fermentation occurs when oxygen is present. Both result in substantial ATP molecules and lactic acid production. Cellular respiration produces more ATP molecules than fermentation. Cellular respiration provides ATP molecules at a slower rate than fermentation.

Answers

There are two processes that are involved in the production of Adenosine Triphosphate or ATP and these are fermentation and cellular respiration. However, during fermentation on 2 ATP molecules are produced while in cellular respiration, 38 ATP molecules are produced.

So the answer would be Cellular respiration produces more ATP molecules than fermentation. 

Answer:

Adds More ATP

Water is traveling up a tree carrying nutrients. Use the water cycle to explain how the water later becomes groundwater

Answers

After the water is lost from the plant due to transpiration, it will then become water vapor through evaporation, and as water is polar, the tiny droplets of water inside the vapor will pull together and be condensed which is the process of condensation, after which the mass of condensed vapor would be too dense to be in the air, so it would cause precipitation or rain and as the rain hits the ground it would seep underneath the dirt and become groundwater.

What human activity is most responsible for the damage to the ozone layer? A) The use of freon and CFC spray propellants. B) Deforestation and interruption of the water cycle. C) The contamination of groundwater with mercury and PCBs. Eliminate D) Burning of fossil fuels and the subsequent creation of acid rain.

Answers

the correct answer is a

Answer: A) The use of freon and CFC spray propellants.

Chlorofluorocarbons (CFCs) are compounds  that are used as propellents in the spray cans and in refrigerators. These are manufactured under the trade name of Freon. Freon is a CFC that contains fluoride as a main ingredient. These CFCs are released in the atmosphere and they accumulate in the stratospheric layer. The ozone layer is present in the stratosphere shields the Earth from the harmful ultraviolet rays. The CFC molecules breaks down by the ultra violet radiations. The released chlorine atoms or fluorine atoms reacts with the ozone molecules resulting in the removal of ozone layer from the stratosphere. This is called as ozone layer depletion.  

A mutation occurs in a percentage of male birds that causes them to develop dull coloring. Out of 52 dull-colored birds, 13 birds successfully mated. Based on these numbers, what’s the probability that an individual dull-colored bird will successfully mate? The probability that an individual dull-colored bird will successfully mate is percent.

Answers

Probability of an individual dull-colored bird mating successfully equals the number of birds that successfully mated divided by the total number of birds


The answer is 25%    





Answer:

25

Explanation:

Which statements correct

Answers

The correct answer is C. Here's why: 

Choice A is illogical. A single experiment does not confirm a theory as true. Multiple successful trials are needed for one to even consider a hypothesis to be accepted as a theory. 

Choice B is wrong. If a scientist finds a new way to test a hypothesis, experimental methods do change. Note that when there are additional ways to test a hypothesis, a scientist should test it with additional methods. 

Choice D is incorrect. If someone finds a way to test a new hypothesis, it would not be made into law since there is more information regarding the theory. This means that it would remain a theory until one can prove that it can't be tested using different methods.
The answer I think is right is C

which of these conditions is considered necessary for a planet to support life?

Answers

Its question A. The presence of carbon dioxide.
The answer to your question is A! Hope this helps

How many parts does the scientific name of an organism have?

1
2
3
4

Answers

4!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

I could of sworn it was 2

Which of the following is a product of the photosynthesis reaction?
A. lactose
B. fructose
C. glucose
D. carbon dioxide

Answers

The correct answer is C. Glucose

Hope this helps

~ Jordan ~
C is the correct answer!!

Which process is neither an energy efficient or environmentally 'friendly' activity?

Answers

Hi! Your correct answer would be:

The de-salinization of ocean water for human consumption.

Hope I helped, tell me if I'm wrong!

Answer:

Option-

De-salinization of ocean water

Explanation:

Why?

A process which will be more costly a terms of energy consumption, men work, and is neither efficient or environmentally 'friendly' is obtaining clean amount of water to drinking purposes from the ocean or sea water. As the process will require more machinery and it will be much costly for the public to purchase.

Alternatives!:

The drinkable water or fresh amount required for a spending a healthy life can be obtained from any river or clean reservoir around the region, so, why waste time and money, along with the most important factor energy.

Other Questions
Find the first five non-zero terms of maclaurin series (taylor series centered at x=0x=0) for the function below. f(x)=x2ex Read the excerpt below from A Room of Ones Own by Virginia Woolf and answer the question that follows. For my belief is that if we live another century or soI am talking of the common life which is the real life and not of the little separate lives which we live as individualsand have five hundred a year each of us and rooms of our own; if we have the habit of freedom and the courage to write exactly what we think; if we escape a little from the common sitting-room and see human beings not always in their relation to each other but in relation to reality; and the sky, too, and the trees or whatever it may be in themselves; if we look past Miltons bogey, for no human being should shut out the view; if we face the fact, for it is a fact, that there is no arm to cling to, but that we go alone and that our relation is to the world of reality and not only to the world of men and women, then the opportunity will come and the dead poet who was Shakespeares sister will put on the body which she has so often laid down. Drawing her life from the lives of the unknown who were her forerunners, as her brother did before her, she will be born. As for her coming without that preparation, without that effort on our part, without that determination that when she is born again she shall find it possible to live and write her poetry, that we cannot expect, for that would be impossible. But I maintain that she would come if we worked for her, and that so to work, even in poverty and obscurity, is worth while. What aspect of the Modern Era does the passage reflect? conformity, decorum, and etiquette social inequality and change the rejection of traditional values the damage of World War I Help please!!! thanks Using the example of a cell in a sugar solution, explain what is meant by an isotonic solution. Little Joey jumps into a pool on a cool fall morning. How can we describe the direction of energy transfer and temperature change between Joey and the water?A)Energy is transferred from Joey to the water. The temperature of the water increases.B)Energy is transferred from the water to Joey. The temperature of the water increases.C)Energy is transferred from the water to Joey. The temperature of the water decreases.D)Energy is transferred from the Joey to the water. The temperature of the water decreases. 99 POINTS PLEASE HELP ME WITH THESE 5What is the purpose of Articles XII-XIV of the Louisiana Constitution?to declare the rights of citizensto structure the state governmentto explain the functions of governmentto provide general provisions and amendmentsWhat keeps one branch of the federal government from becoming too powerful?the system of checks and balancesthe Bill of Rights in the Constitutionthe system of due process of lawthe preamble of the ConstitutionWhat is one example of balancing the branches of government?The legislative branch can impeach executive officials.The executive branch is headed by a governor on the state level.The executive branch is headed by the president on the national level.The judicial branch includes judges who are either elected or appointed.What is the main function of the legislative branch of state and federal government?to create new lawsto interpret the lawsto enforce the lawsto obey all of the lawsWhat is the purpose of Article VI of the Louisiana constitution?to declare the rights of citizensto structure the state governmentto structure the local governmentto provide general provisions and amendments A car rental company's standard charge includes an initial fee plus an additional fee for each mile driven. The standard charge S (in dollars) is given by the function =S+18.950.40M , where M is the number of miles driven. The company also offers an option to insure the car against damage. The insurance charge I (in dollars) is given by the function =I+5.700.25M . Let C be the total charge (in dollars) for a rental that includes insurance. Write an equation relating C to M . Simplify your answer as much as possible. Find the measure of the angle of elevation of the sun when a pole 25 feet tall casts a shadow 42 feet long. What is the length of AA' ? The length of the base of an isosceles triangle is one forth the length of one of its legs. If the perimeter of the triangle is 25 inches, what is the length of the base?a) 5 11/16 inb) 2 7/9 inc) 4 1/6 ind) 11 1/9 in Beau made a new hamster house for dr cheeks out of 125.5 craft sticks.each stick weighs 0.5 ounce how much does the hamster house weigh find the value of N, P and M What is the measure of JGK shown in the diagram below PLEASE someone help me on this Except on rare occasions, boundaries for congressional and state legislative districts in the united states are redrawn by the states every james bought 200ft thread , he used 4/5 of the thread. how many feet of thread did he use? Which statement about prefixes is not true?A) A prefix can change the meaning of the word.B) You can predict the meaning of a word if you know the meaning of the prefix.C) Some prefixes are added to the end of a root word.D) A prefix is one or more syllables added to the beginning of a root word. identify the image of xyz for a composition of a 90 degree rotation and a 180 degree rotation, both about point x. In the figure below, a cone is cut by a plane that passes through its vertex and is perpendicular to its base.The height of the cone is 10 inches, and its diameter is 6 inches.What is the area of the cross section formed by the intersection? What is the length of a leg of the pre-image, triangle RST? 4 units 8 units 16 units 20 units