a cell membrane of all cells is made of

Answers

Answer 1

With few exceptions, cellular membranes — including plasma membranes and internal membranes — are made of glycerophospholipids, molecules composed of glycerol, a phosphate group, and two fatty acid chains. Glycerol is a three-carbon molecule that functions as the backbone of these membrane lipids.
Answer 2

A cell membrane is made up of phospholipids. The correct option is B.

What is phospholipid?

Phospholipids are a type of lipid that has a hydrophilic "head" that contains a phosphate group and two hydrophobic "tails" that are derived from fatty acids and are joined by an alcohol residue.

The omega-3 fatty acids EPA and DHA are typically integrated as part of the phospholipid molecule in marine phospholipids.

The cell membrane is primarily made up of phospholipids arranged in a bilayer, with the hydrophobic tails on the inside and the hydrophilic heads on the outside.

Phospholipids are important membrane lipids that are made up of lipid bilayers.

This fundamental cellular structure serves as a barrier to protect the cell from various environmental insults while also allowing multiple cellular processes to occur in subcellular compartments.

Thus, the correct option is B.

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Your question seems incomplete, the missing options are:

Carbohydrate.Phospholipid.Cellulose.Lignin.

Related Questions

What is sweet clover poisoning? How does it occur?

Answers

Answer:

During the process of spoiling, the coumarins in sweet clover are converted to toxic dicumarol, a potent vitamin K antagonist and anticoagulant. Any method of hay storage that allows molding of sweet clover promotes the likelihood of formation of dicumarol in the hay.

Sweet clover poisoning is a problem of varying frequency and intensity in livestock wherever sweet clover grows. The toxic compound produced in sweet clover prevents normal blood clotting resulting in hemorrhages and associated symptoms.

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Choose the correct answers from the alternatives given :Which of the following is not true of a codon?A. It extends from one end of a tRNA molecule B. It may code for the same amino acid as another codon C. It never codes for more than one amino acid C. It is the basic unit of the genetic code

Answers

The answer is A

There is just one amino acid encoded by each codon. Because all species use the same amino acid as a code, codons are therefore universal in nature.

What is a codon?

Codons are units of genomic information made up of three nucleotides (trinucleotides) in DNA or RNA that code for a specific amino acid or indicate the end of protein production (stop signals). There are 64 distinct codons, of which 3 serve as stop signals and 61 identify amino acids.

The bases that make up DNA and the associated messenger RNA are called bases. These nucleotides are frequently identified in RNA by the letters A, U, C, and G. A codon is made up of three nucleotides. Such codons are abundant in messenger RNA and consist of a string of three bases followed by three more bases, three more bases, and so on. Each codon gives the cell instructions on whether to begin building a protein chain, add a particular amino acid to the expanding protein chain, or stop building a protein chain altogether. For instance, the messenger RNA codon GCA indicates that alanine will be added to the protein chain. The stop codon UAG in messenger RNA denotes the conclusion of protein production.

More than one codon can encode the same amino acid. Example: The six codons CGU, CGC, CGA, CGG, AGA, and AGG are used to code for arginine.

The nature of the codons is continuous and uniform.

Therefore, "It extends from one end of a tRNA molecule" is the right answer.

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why is decreased genetic variation in a species considered a negative impact of genetic technologies

Answers

Answer: these r the options and I will bold the answer

It reduces the nutritional value of foods produced by these species.

It produces crops that are more resistant to weed killer.

It makes the species more susceptible to diseases.

It results in foods with less desirable traits

Explanation: hope this hlps plz mark brainliest

if something has a high kinetic energy, what would the temperature and
motion of molecules most likely be?
A. high temperature, slow motion of molecules
B. low temperature, fast motion of molecules
C. high temperature, fast motion of molecules
D. low temperature , slow motion of molecules

Answers

The answer is C your welcome
Answer: Either c or d hope this can help

Selective distortion could be described as perceiving stimuli (an event) in a way that makes you feel comfortable cognitively. True False QUESTION 3 Most of our thoughts happen at a conscious level. True False QUESTION 4 Perception and reality are distinct constructs, and not necessarily the same. True False QUESTION 5 100 calorie mini Oreos snack packs, and a regular box of mini Oreos are most likely not porceived the same way by consumers. True Falso

Answers

The given statement "Selective distortion could be described as perceiving stimuli (an event) in a way that makes you feel comfortable cognitively" is False.

Selective distortion refers to the process by which we perceive stimuli in a way that is consistent with our existing beliefs, attitudes, and expectations. This means that we may filter out information that contradicts our preconceptions, or interpret information in a way that reinforces them. This can lead to cognitive dissonance, which is the discomfort or anxiety that we feel when our beliefs and actions are inconsistent with each other.

False. Selective distortion can occur at both conscious and unconscious levels. At the conscious level, we may be aware of the ways in which we are filtering information, and we may be able to consciously control our perceptions to some extent. At the unconscious level, our perceptions may be influenced by our deep-seated beliefs and attitudes, which we may not even be aware of.

Most of our thoughts occur at a conscious level, but there are also many thoughts and perceptions that occur at an unconscious level. These unconscious thoughts and perceptions can be influenced by a wide range of factors, including our past experiences, our cultural background, and our current emotional state.

True. Perception and reality are not necessarily the same thing. Perception refers to the way that we perceive and interpret information through our senses. Reality refers to the objective state of things as they actually exist, independent of our perceptions. However, our perceptions can influence our understanding of reality, and our perceptions may not always be accurate or complete.

Perception and reality can be distinct constructs, but they are also closely related. Our perceptions can be influenced by our expectations, our past experiences, and our cultural background, among other factors. At the same time, our perceptions can also provide us with information about the world around us that is independent of our subjective experiences.

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what is the genotype of blood group B

Answers

Answer:

genotype of bg B can be two

1st is Ibi

2nd is IbIb

german sciantist schleiden and schwann determained thatthe basic unit of struture and funtionin living thins

Answers

Answer:

They discovered cells.

Explanation:

the ___ are a group of nuclei that surround the thalamus and regulate body movements by processing sensory and motor information coming from the cerebral cortex

Answers

Answer:

Basal ganglia

Explanation:

they're basically responsible for motor control

The basal Ganglia are a group of nuclei that surround the thalamus and regulate body movements by processing sensory and motor information coming from the cerebral cortex.

What is Basal Gangalia?

The basal ganglia refers to group of subcortical nuclei which have different origins that are present in the brains of vertebrates. In humans, basal Ganglia surround the thalamus and help to regulate body temperature and movements. They Majorly function in control of motor activities.

Therefore, The basal Ganglia are a group of nuclei that surround the thalamus and regulate body movements by processing sensory and motor information coming from the cerebral cortex.

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Como saber que algo está compuesto por una célula

Answers

Respuesta:

Las células están formadas por un núcleo y un citoplasma, encerradas por una pared delgada llamada membrana, que las separa de su entorno. Las células vegetales también tienen núcleo, citoplasma y membrana celular. La principal diferencia entre una célula vegetal y una animal es que las células vegetales tienen una vacuola, un cloroplasto y una pared celular.

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For english guys, the question and answer is there below in ENGLISH!

Question:

How to know that something is made up of a cell

Answer:

Cells are made up of a nucleus, and a cytoplasm, enclosed by a thin wall called a membrane, which separates it from its surroundings. Plant cells have a nucleus, cytoplasm, and a cell membrane too. The main difference between a plant and an animal cell is that plant cells have a vacuole, chloroplast, and a cell wall.

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The human nervous system operates on the principle of electric signals sent from the brain to different parts of the body and back again. The electric signals or "currents" must have a conductive path to follow. This conductive path is formed through the use of electrolytes. A crude analogy would be to liken electrolytes to the wires in a circuit in physics lab. Not having enough electrolytes in your body would be the physics equivalent of not having enough wire to send the necessary signals to operate the light bulb in the circuit. In this case, a person's brain might not be able to send the necessary signals to tell the heart to continue beating and a person could die. QUESTION: Consider the opposite scenario. What might be the consequences of having too many electrolytes in your body? What would be the physics circuit analogy in this case?

Answers

Having too many electrolytes in the body can disrupt the delicate balance of electrolyte concentrations, leading to an abnormal physiological state called electrolyte imbalance. While electrolytes are essential for proper nerve function, excessive levels can have adverse effects on various body systems. The consequences of having too many electrolytes in the body can vary depending on which electrolyte is in excess and the severity of the imbalance.

One possible consequence of excessive electrolytes is hypernatremia, an elevated sodium level in the blood. High sodium concentrations can disrupt cellular processes, affecting nerve function and causing neurological symptoms such as confusion, seizures, or even coma. Additionally, an imbalance in other electrolytes like potassium, calcium, or magnesium can also have detrimental effects on nerve and muscle function, leading to irregular heartbeat, muscle weakness or cramps, and other complications.

In terms of a physics circuit analogy, having too many electrolytes in the body can be likened to an overloaded circuit with excessive current flowing through the wires. In this scenario, the excessive current can cause the wires to overheat or melt, leading to a breakdown in the circuit's functionality. Similarly, the excessive electrolytes can disrupt the normal flow of electrical signals in the body, impairing the proper functioning of the nervous system and potentially causing serious health consequences.

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What are the two chemical components of chromosomes?.

Answers

Answer:

Explanation:

DNA & Protein are the two chemical components of chromosomes that candidate for genetic material

Structure of a virus

Answers

Answer:

A virus is a microscopic infectious agent that can only replicate inside the living cells of organisms. It is composed of genetic material, either DNA or RNA, surrounded by a protein coat called a capsid. The capsid is made up of protein subunits called capsomeres, and its shape can be helical, icosahedral, or complex. Some viruses have an outer envelope made up of a lipid membrane that is derived from the host cell membrane and studded with proteins called spikes.

The genetic material of the virus is either single-stranded or double-stranded and can be either linear or circular. Some viruses have additional structures such as enzymes or additional protein layers.

The structure of a virus enables it to invade host cells and take control of the cellular machinery to replicate itself. The spikes on the surface of some viruses allow them to bind to specific receptors on host cells, while the capsid protects the genetic material from being destroyed by enzymes and the host's immune system. Once inside the host cell, the virus hijacks the cellular machinery to replicate itself, leading to the spread of the infection.

Explanation:

What type of fossil formation if original tissues of organisms are buried in the absence of oxygen for long periods?

Answers

Answer:

Freezing, drying and encasement, such as in tar or resin, can create whole-body fossils that preserve bodily tissues. These fossils represent the organisms as they were when living, but these types of fossils are very rare. Most organisms become fossils when they're changed through various other means.

Explanation:

I hope it helps you

Which lipid is most abundant in foods and in the body?.

Answers

The most abundant lipid in foods and body is : phospholipids

Phospholipids

Phospholipids are polar lipids consisting of two fatty acids , phosphate group and a unit of glycerol. They help in the regulation of cellular processes, also aids in drug delivery within the body.

Phospholipids are the most abundant lipids in the body due to its varying and very important function that it carries out in our bodies.

Hence we can conclude that the most abundant lipid in foods and body is phospholipids

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HELP. Are gills located internally or externally in the body of animal? DO NOT COPY FROM GÔO.GLE. I'VE ALREADY SEEN THAT AND I DON'T GET IT.​

Answers

Answer:

sometimes.

Explanation:

external gills are most typically found in amphibians however fishes have internal gills.

The answer isnt yes or no, different species have different gills. Some of them internal others external. Hopefully this answers your question :)

Differences in atmospheric pressure generate winds. true or false

Answers

Answer:

True

Explanation:

List of factors that must remain constant in the expirenment

Answers

Answer:

The factors that must remain constant in the experiment are:

Temperature

Relative humidity

Light intensity

Usually in an experiment, the factor that is remained the same or are kept constant through out the period of the experiment are called the controlled variables or controlled factors.

Examples of such factors include:

Temperature

Relative humidity

Light intensity

Take for example, in an experiment to test for the effect of different fertilizers on the growth of a plant, the temperature, relative humidity and light intensity should be kept constant.

The temperature, relative humidity and light intensity here are the external factors that affects the outcome of an experiment and must be kept constant.

That is why is it essential that these factors be kept constant.

Explanation:

I need a argument to: Differences in the structure of protein molecules affect how they connect to other protein molecules. This can result in different traits

Answers

Protein is an important part of a healthy diet. Proteins are made up of chemical 'building blocks' called amino acids. Your body uses amino acids to build and repair muscles and bones and to make hormones and enzymes. They can also be used as an energy source.

In most animals, including humans, meiosis produces egg and sperm cells.
True or False

Help please

Answers

Answer:

True

Explanation:

When meiosos occurs it creates the egg or sperm cells (depending on the gender). It makes sure that when reproduction is occuring that everything is ok and nothing disrupts the process of meioses.

how asthma is caused i just need a short answer

Answers

Answer:

These include:

•having an allergy-related condition, such as eczema, a food allergy or hay fever – these are known as atopic conditions

••having a family history of asthma or atopic conditions

having had bronchiolitis – a common childhood lung infection

••exposure to tobacco smoke as a child

your mother smoking during pregnancy

being born prematurely (before 37 weeks) or with a low birth weight

Answer:

your mother smoking during pregnancy


What is the difference between a species and a population?

Answers

Answer:

population is the number of something and species is something like a human or animal

Explanation:

A population is defined as a group of organisms of the same species that live in a particular area. There can be more than one population living within any given area. While a species is a group of organisms that share similar characteristics and a species can live within many different areas.

I hope this helps!

Predict what will happen if the population of frog suddenly increase.

CORRECT ANSWER PLEASE.​

Answers

Answer:

If all frogs were to die off, a valuable food source will go missing in the food chain of many animals around the world after that the number of animals that eat the frogs will die off, then the animals that eat them will go hungry, and their populations will be devastated as well.

What evidence would NOT suggest that the fluid in the nucleus is different from the cytoplasm?

Answers

There are a few pieces of evidence that would not suggest that the fluid in the nucleus is different from the cytoplasm. Firstly, if both the nucleus and the cytoplasm have similar concentrations of ions, proteins, and other molecules, this would indicate that the fluid in both compartments is likely to be similar.

Secondly, if there is no visible difference in the color or texture of the fluid in the nucleus compared to the cytoplasm, this may also suggest that they are similar. Lastly, if the same molecules or compounds are able to freely diffuse between the nucleus and the cytoplasm, this would also suggest that the fluid in both compartments is similar.

It is important to note, however, that just because these pieces of evidence do not suggest a difference in the fluid between the nucleus and the cytoplasm, it does not necessarily mean that there is no difference. Additional research using more sensitive techniques may be needed to confirm or refute any potential differences.

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Write a hypothesis for Part Il of the lab, which is about the
type of material an object is made of, and its ability to
absorb or release thermal energy. Use the format of "if...
then ... because.. "and be sure to answer this part of
the lesson question: "How does the type of material affect
thermal energy transfer?"

Answers

Answer:

your answer is pasted look it once

Write a hypothesis for Part Il of the lab, which is about thetype of material an object is made of, and
Write a hypothesis for Part Il of the lab, which is about thetype of material an object is made of, and

What is a producer? What is a consumer? What is a primary consumer?

Answers

Answer: ▶Producer:an organism that produces. (makes) its own food.

▶ Consumer:animals that get their energy by eating plants or other animals.

▶Primary Consumer:Animals that consume only plant matter.

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Explanation:

Which features make yeast artificial chromosomes (YACs) an excellent cloning tool? a. The YAC allows for the expression of bacterial genes. b. In their linear form, YACs contain telomeres at each end for stability, an origin of replication, and they can be used to clone up to 2-Mb pairs of DNA. A YAC also contains a yeast centromere along with selectable markers and a number of restriction sites. This allows for the insertion of up to 2-Mb pairs of DNA. c. Eukaryotic genes are relatively small. Cloning into a YAC allows for the function and the structure of these genes to be studied. d. YACs are large but low copy number plasmids that can accept DNA inserts in the 100- to 300-kb range.

Answers

Yeast artificial chromosomes (YACs) are exceptional cloning tools due to their ability to clone up to 2-Mb pairs of DNA, accompanied by telomeres, replication origins, selectable markers, and a yeast centromere.

The features that make yeast artificial chromosomes (YACs) an excellent cloning tool are:

b. In their linear form, YACs contain telomeres at each end for stability, an origin of replication, and they can be used to clone up to 2-Mb pairs of DNA. A YAC also contains a yeast centromere along with selectable markers and a number of restriction sites. This allows for the insertion of up to 2-Mb pairs of DNA.

d. YACs are large but low copy number plasmids that can accept DNA inserts in the 100- to 300-kb range.

These features make YACs ideal for cloning large DNA fragments, allowing researchers to study and manipulate large segments of DNA. YACs provide stability through the presence of telomeres, replication origins, and centromeres, ensuring proper replication and segregation during cell division.

The selectable markers and restriction sites present in YACs facilitate the insertion and manipulation of DNA fragments. Overall, YACs offer a versatile and powerful tool for cloning and studying large DNA sequences, making them valuable in genetic research and biotechnology applications.

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Nuclear DNA typing can be most successfully accomplished on hairs that have been removed during which stage of growth

Answers

Answer:

Anagenic

Explanation:

The distance around the park is 2 miles. Cecilia ran around the park 3 times. How far did she run?

Answers

Answer:

6 miles

Explanation:

the distance around the park is 2 miles. and she ran around 3 times. so 2 times 3

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Why do cells have a high surface area to volume ratio? *
A. to contain more nutrients
B. to contain more organelles
C. to more readily exchange substances across the cell.
D. to have only small substances travel across the cell.

Answers

Answer: C

Explanation: Smaller single-celled organisms have a high surface area to volume ratio, which allows them to rely on oxygen and material diffusing into the cell (and wastes diffusing out) in order to survive. The higher the surface area to volume ratio they have, the more effective this process can be.

what would happen to owl if a disease wiped out the whole population of rats

Answers

If a disease wiped out the whole population of rats, it would lead to a disruption of the food chain, and many owl species may experience food shortages that would ultimately affect their survival.

Rats are a staple food for many owl species; hence, the extinction of rats due to disease may have disastrous consequences for the owl species.

It's fair to assume that many owl species would face food shortages if their rat population is wiped out due to disease.

In the end, the owl species may also be affected by the disease that kills the rats. A significant number of owl species may die as a result of food scarcity if the rat population is wiped out due to disease.

Owls, however, are opportunistic predators, which means they will feed on other animals if their primary prey is unavailable.

This means that the owls will have to adjust to their diet and find alternative prey items to survive.

Therefore, if a disease wiped out the whole population of rats, it would lead to a disruption of the food chain, and many owl species may experience food shortages that would ultimately affect their survival.

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one way a company can foster cooperation in a global team is to Problem 6 The following table presents the result of the logistic regression on data of students y = eBo+Bx1+Bx 1+ eBo+Bx1+Bx2 + . y: Indicator for on-time graduation, takes value 1 if the student graduated on time, 0 of not; X: GPA; . . x: Indicator for receiving scholarship last year, takes value 1 if received, 0 if not. Odds Ratio Intercept 0.0107 X: gpa 4.5311 X: scholarship 4.4760 1) (1) What is the point estimates for Bo-B. B, respectively? 2) (1) According to the estimation result, if a student's GPA is 3.5 but did not receive the scholarship, what is her predicted probability of graduating on time? The coordinates of the vertices of a triangle are E(4,5), F(16,17 and G(10, 5) Let H be the midpoint of segment "EG" and let J be the midpoint of segment "FG".Verify the Triangle Midsegment Theorem by showing that segment "HJ" is parallel to segment "EF" and HJ = 1/2EF. The patient's right to receive all information relative to his or her condition and then make a decision regarding treatment based upon that knowledge is called? I NEED ANSWERS WITH WORKOUT PLS ANYONE HELP / WRITE ON PAPER!-giving brainlist I give crown don't put a random answer -_- What is released that causes the actin and myosin molecules to slide, contracting the sarcomere together?HormonesVitamin BVitamin CCalcium if the atlas and axis were replaced with typical cervical vertebrae ____ would be affected P4.1: Which represents a higher energy frequency of electromagnetic radiation, 1690 cm' or 3400 cm'? Express each of these in terms of wavelength (meters) and frequency (Hz). 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Read the excerpt from The Odyssey.Now Zeus the lord of cloud roused in the northa storm against the ships, and driving veils of squall moved down like night on land and sea. The bows went plunging at the gust; sails cracked and lashed out strips in the big wind.We saw death in that fury, dropped the yards, unshipped the oars, and pulled for the nearest lee: then two long days and nights we lay offshore worn out and sick at heart, tasting our grief, until a third Dawn came with ringlets shining.Which key details should be included in a paraphrase of this passage? Select three options.The storm was a direct result of Zeuss fury at the men.For two days and nights, Zeus created a storm at sea.Odysseus and his men feared greatly for their lives.The sails on the ship cracked in the heavy winds.The men felt grief as they lay offshore and waited. Which Tsar was the first to begin the modernize Russia? a. Queen Elizabeth I b. King Henry VIII c. Napoleon d. 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