What is cell ? What are the functions of cell ?​

Answers

Answer 1

Answer:

in biology, the smallest unit that can live on its own. and that makes up all living organisms and tissues of the body . a cell has three main parts ; the cell membranes , the nucleus, and the cytoplasm.

Explanation:

functions of cell are :

they provide structure for the body, take in nutrients from food, convert those nutrients into energy and carry out specialized functions. cells also contain the body's heredtary matera amd can make copies of themselves. cell have many parts each with different function.


Related Questions

PLEASE HELP ASAP FAST

Answers

Answer:

c ,this the correct answer cytoplasm ,cytoplasm a.nucles ,plasma membrane

An unsaturated fat has the maximum number of hydrogens attached to the carbon backbone.

True

False

Answers

Answer:

The answer is true.. it is attached to the carbon backbone.

The statement "An unsaturated fat has the maximum number of hydrogens attached to the carbon backbone" is definitely true.

What is Unsaturated fat?

Unsaturated fat may be defined as a kind of fat carrying a high proportion of fatty acid molecules with at least one double bond. This type of fatty acid is considered to be healthier in the diet than saturated fat.

An unsaturated fat generally contains almost all of the hydrogen atoms which are directly attached to the carbon backbone in a series of systematic arrangements.

Unsaturated fat is typically fatty acid that remains liquid at room temperature and comes from a plant, such as olive, peanut, corn, cottonseed, etc.

Therefore, the statement "An unsaturated fat has the maximum number of hydrogens attached to the carbon backbone" is definitely true.

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What is photosynthesis ​

Answers

Answer:

The process by which green plants and some other organisms in the presence of sunlight to synthesize nutrients from carbon dioxide and water is called photosynthesis.

Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's metabolic activities.

What term could be used to
display how consumers relate
to other organisms?
A. independence
B. interdependence
C. codominance

Answers

Answer:

A is answer.

I don't know this is correct or incorrect.

But hope it is helpfully

What is an example of matter?

A. Oxygen gas
B. Energy
C. Light
D heat
E none of the above

Answers

Answer:

A. Oxygen gas

Explanation:

Most of the other options are energy and not matter.

The best example of matter from the given options is none other than A. Oxygen gas.

What is matter?

Matter is defined as any substance or material that not only has mass, but has volume as well which means that it can take up space.

Oxygen gas has both mass and can take up space where the other options can not because they are forms of energy.

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3 ways of transporting carbon dioxide in blood​

Answers

Carbon dioxide is transported in the blood in three ways: 1) dissolved in solution 2) bound to proteins 3) buffered with water

Carbohydrates stored in the liver are in the form of starch.

True

False

Answers

Answer:

It is false. carbohydrates are stored in form of glycogen.

do you think that giving a person oxygen would be effective treatment ? answer right now

Answers

Answer:

It depends on the case, there is not enough information given to fully answer this question do to not knowing the patients symptoms and our what they have, but if the question is asking will giving oxygen to sustain the patients airflow and they have an open airway, then yes it would be an effective help but not full treatment.

Explanation:

Yes

If disaccharides undergo dehydration, a polysaccharide will be made.

True

False

Answers

Answer:

False

Explanation:

polysaccharide are formed when dehydration reaction occurs between a large number of monosaccharides. amylose is a polysaccharide compose of between 60 and 300 glucose

Which of the following statements about eukaryotic RNA is true?
O -A small cap of extra nucleotides is added to both ends of the RNA.
O -The modified RNA molecule is transported into the nucleus.

-Exons are spliced together.

-Introns are not transcribed from DNA to RNA.

Answers

Answer:

A small cap of extra nucleotides is added to both ends of the RNA

Hope you like it

Thank you ❤️

The statement 'exons are spliced together' is TRUE. The exons are the coding regions of genes.

RNA splicing is a eukaryotic mechanism by which non-coding sequences of genes called 'introns' are removed from the precursor messenger RNA (pre-mRNA), whereas protein-coding sequences called 'exons' are spliced together.

These gene coding sequences (exons) are spliced together by a macromolecular complex known as the spliceosome.

In consequence, a pre-mRNA is converted into a mature mRNA, which is subsequently used for protein synthesis.

In conclusion, the statement 'exons are spliced together' is TRUE.

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What is the division of type based on?

Answers

Answer:

There are two types of cell division: mitosis and meiosis. Most of the time when people refer to “cell division,” they mean mitosis, the process of making new body cells. Meiosis is the type of cell division that creates egg and sperm cells. Mitosis is a fundamental process for life.

Explanation:

At Geometry Inc. Susy works 8 hours and gets paid $96. How much would Tony get pay if
he works 12 hours?

Answers

Susy got $144 have a good day

Help fast please ASAP fast

Answers

Answer:

Cystone always pairs with Guanine

Answer:

guanine always pairs with cytosine

what does erythropoietin do

Answers

Answer:

Erythropoietin (EPO) is a hormone produced primarily by the kidneys, with small amounts made by the liver. EPO plays a key role in the production of red blood cells (RBCs), which carry oxygen from the lungs to the rest of the body. This test measures the amount of erythropoietin in the blood 2020

Explanation:

Condition present: EPO level

Polycythemia: Normal or low

Anemia: High

Hydrogen has an atomic number of one but has no neutrons if a hydrogen atom has a mass of three it would be

Answers

Answer:

tritium

Explanation:

a hydrogen atom with:

1 proton 0 neutrons = hydrogen

1 proton 1 neutron = deuterium

1 proton 2 neutrons = tritium

If the hydrogen has a mass of three, then it would be tritium

What it would be?

An atom of hydrogen with an atomic number of one and a mass of three would be a hydrogen isotope called tritium.

Regular hydrogen (also known as protium) has one proton and no neutrons, giving it a mass of approximately 1 atomic mass unit (amu). Tritium, on the other hand, has one proton and two neutrons, giving it a total mass of about 3 atomic mass units (amu). This makes tritium a heavier and less common isotope of hydrogen.

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Why do you blink

This is what it looks like when you blink with your eyes and mouth

LOL

Answers

Ans我们每一个人都在不断地眨眼,正常人每分钟要眨眼10~20次,每次眨眼的时间约0.2~0.4秒

除去睡眠时间,一个人一天要眨眼1万次左右,人体中最忙碌的算是提睑肌了

每次眨眼间隔时间仅4~5秒钟wer:

lanation:

Which of these is found ONLY in eukaryotes?

A)ribosomes

B)chromosomes

C)cell walls

D)endocytosis

Answers

I think the answer is chromosomes.

HELPPPPP PLEASEEEEEEEEEEEEEEEE

Answers

Answer:

1.nucliec acid

2.lipids

3.protien

4.nucliec acid

5.carbohydrates

6.lipids

7.carbohydrate

write any four uses of water agriculture • Answers​

Answers

Water is essential for our lives as 70%of our body contains water.Water is used for agriculture without which we can't exist.Water is also used for cooking. Water is used for infrastructure.

Answer:

water is use as follow:

Explanation:

To cook

To wash dishes

To drink

without water plants cannot survive

Is this a good problem/observation?

Answers

Yes, but maybe limit your experiment to a certain type of plant. Because you’re changing the type of plant and the frequency it may interfere. So maybe put only one specific type of plant- so maybe say something like “I want to observe whether my wild flowers grow faster depending on the frequency I water them- once a day in comparison to once every two days, or a week.”

A hypothesis is a plausible explanation for a particular fact, observation, or process. Write a hypothesis about how the various concentrations of acid will affect the amount of limestone that is dissolved from each jar.

Answers

The hypothesis will state as follows: IF the concentration of acid increases, THEN, the amount of limestone dissolved will also increase.

WHAT IS A HYPOTHESIS?

A hypothesis is a crucial part of the scientific method. It is a testable explanation of an observation or a proposed answer to a scientific question.

A hypothesis, which must be testable via experimentation, can either be accepted or rejected depending on the outcome of the experiment.

A hypothesis is an IF, THEN statement that must include the independent and dependent variables of the experiment i.e. it must show how the dependent variable (effect) is affected by the independent variable (cause).  

In this case regarding the dissolution of limestone with respect to different concentrations of acid, a possible hypothesis will state as follows:

"IF the concentration of acid increases, THEN, the amount of limestone dissolved will also increase".

Learn more: https://brainly.com/question/23056080

Answer:

The hypothesis will state as follows: IF the concentration of acid increases, THEN, the amount of limestone dissolved will also increase.

WHAT IS A HYPOTHESIS?

A hypothesis is a crucial part of the scientific method. It is a testable explanation of an observation or a proposed answer to a scientific question.

A hypothesis, which must be testable via experimentation, can either be accepted or rejected depending on the outcome of the experiment.

A hypothesis is an IF, THEN statement that must include the independent and dependent variables of the experiment i.e. it must show how the dependent variable (effect) is affected by the independent variable (cause).  

In this case regarding the dissolution of limestone with respect to different concentrations of acid, a possible hypothesis will state as follows:

"IF the concentration of acid increases, THEN, the amount of limestone dissolved will also increase".

Learn more: brainly.com/question/23056080

Explanation:

credit - the guy above me

Ricky recently moved from a quiet rural area into a more chaotic urban location for work. He has been struggling to sleep due to the loud noise of police sirens at night, but has noticed that the sirens have been disturbing his sleep less as he gets used to the noise. Which of the following terms best describes what Ricky is experiencing?
a. Sensitization
b. Habituation
c. Operant conditioning
d. Extinction

Answers

Answer:

吧b

Explanation:

Ricky has been struggling to sleep due to the loud noise of police sirens at night, but has noticed that the sirens have been disturbing his sleep less as he gets used to the noise. Ricky is experiencing habituation.

What is habituation?

habituation is a type of response where complete elimination of a particular response or  zero frequency of occurrence occur.

If the stimulus continues  for an additional number of trials, although no changes occur but  the response will exhibit lower levels of recovery.

Habituation is a non-associative learning in which an automatic decrease in the intensity of a response occur which is repetitive, weak stimulus, without serious consequences, for example, ignoring stimuli

Habituation defines as  the fading of the response over the course of monotonous stimulation, and sensitization refers to processes of increased response.

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What does science tell us

Answers

it helps us to answer important questions through experiments and observation and understand how everything in the natural world works

giving brain-list to the correct answer

scientist are often creative in designing/comparing experiments

is it designing or comparing?

Answers

Comparing! Hope this helps!

Inorganic compounds include carbon dioxide, oxygen, water, and most ionic compounds.

True

False

Answers

Answer:

[tex]{ \underline{ \sf{true}}}[/tex]

Explanation:

because they chemically decompose

It is true that inorganic compounds include carbon dioxide, oxygen, water, and most ionic compounds.

What are inorganic compounds?

Any substance in which two or more chemical elements usually other than carbon are combined, almost always in definite proportions, is an inorganic compound.

When carbon is bound to hydrogen, the compound is classified as organic.

Organic compounds are distinguished by the presence of carbon atoms. Most inorganic compounds do not contain carbon atoms.

Water, sodium chloride (salt), sodium bicarbonate (baking soda), calcium carbonate (dietary calcium source), and muriatic acid are examples of common inorganic compounds (industrial-grade hydrochloric acid).

Inorganic compounds are characterized by high melting points and varying degrees of electrical conductivity.

Thus, the given statement is true.

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The process by which plants produce food is known as photosynthesis. This process requires sunlight, carbon dioxide, chlorophyll and ……………..

A) Sodium B) Potassium C) Water D) Oxygen

Answers

I think the answer is water

Answer:

Option C. Water is the correct choice here.

Explanation:

Photosynthesis is the change of water and CO2 to glucose in the presence of chlorophyll and sunlight.


Would life on Earth be possible without the air,
water, soil and rock? Explain your answer.

Answers

Answer:

If soil would not be there on earth then we will not be able to grow plants and if we don't plant trees then we will not get essential products and we will not be able to survive .

Explanation:

Life will not be possible on earth without air as soil is essential for growing plants plants in turn produce oxygen which is used by aerobic organisms like humans . Moreover grasses are eaten by herbivores which and omnivores depends on herbivores.Air contain important gases essential for plant growth

At what speed is a 0.5 kg ball hit by Tom if he applies 300 J of kinetic energy to the bat?

Answers

Ggedvjku hedge gjejdigr djtnelckvnr w w tienen ten

The breakdown of fat produces
a. less than half the amount of energy than the breakdown of carbohydrates.
b. more than twice the amount of energy than the breakdown of carbohydrates.
C. the same amount of energy as the breakdown of carbohydrates.
d. less
less energy than the breakdown of proteins. .

Answers

The breakdown of fat produces: b. more than twice the amount of energy than the breakdown of carbohydrates.

Biological macromolecules can be defined as a very large molecule (structure) that comprises of covalently bonded organic atoms and smaller molecular structures (monomers).

Biological macromolecules are organized into four (4) main categories and these includes;

I. Nucleic acid: it comprises of deoxyribonucleic acid (DNA) and ribonucleic acid (RNA) which are the genetic codes (blueprints) for living organisms.

II. Carbohydrates: it is contained in energy-giving foods and it aids the functioning of the muscles, nervous system and other organs found in the body.

III. Proteins: it contains amino acids and it is responsible for maintaining the functioning of the body system.

IV. Lipids: these categories of biological molecules is mainly made up of fats and it is responsible for providing the body with long-term energy.

In Biology, lipolysis is a process which typically involves the breakdown of fat into glycerol and fatty acids, so as to produce the energy required by a living organism. Thus, the fatty acid that are produced during these process are released into the bloodstream of the living organism and transported to the tissue that uses the energy.

Generally, the breakdown of fat produces more than twice the amount of energy than the breakdown of carbohydrates because it provides long-term energy that is required by the body of living organisms to function properly.

Ways in which biology, technology, and society are connected?

Answers

Biology and technology are connected in many ways and virtually everything will eventually affect society in some way or another. The technological advances of biology are currently having a massive effect on society due to the length of people's lives increasing. It is now common for people to live well into their 80's and 90's which is mainly due to new medications and treatments that can prevent and cure disease and infection. Most of the elderly will have a concoction of medications it is necessary for them to take on a daily basis in order for them to live happy and fulfilling lives. 50 years ago this would not have been available and they would have died much younger.

Technology and biology
The Technological advancement towards a cure for cancer seems to be getting closer every day. More and more people are now surviving cancer which was previously such a massive killer in people of all ages. Immunization is now available for every single person in developed countries so diseases are less common. Sanitation is now much better so illnesses that were previously caused by ill health, dirt and germs are now much lower because we are not exposed to such things on a daily basis.

This is all fantastic news as it living longer is something that virtually everyone wants.

Advancements and society
We want to get the most out of our lives and live a long and fulfilling life. But many countries are now struggling to cope with the increase in elderly people who need help and support from the government in order to survive. Many elderly people need people to care for them or do not have enough money to live and no way of working to provide themselves with an income. Pension plans, hospital care and home nursing care must be provided for the people who cannot afford it themselves and this is a massive drain on the economy and has a knock on effect to society and effects us all.
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Grace and her dad are planning to attend the state fair. An adult ticket is $15.00. The price of an adult ticket is one half the price of a student ticket plus $8.00. Write an equation to determine how much Grace will pay for a student ticket. one halfx + 8 = 15 one halfx 8 = 15 one halfx + 15 = 8 one halfx 15 = 8 An ant walk about 3 inches per second how many miles per day could an ant travel if it walked without a break? Solve 4/5x + 1/3 = 3 6/12 divided by 1/4 Read the excerpt from "Sinners in the Hands of an Angry God."You will know certainly that you must wear out long ages, millions of millions of ages, in wrestling and conflicting with this almighty merciless vengeance; and then when you have so done, when so many ages have actually been spent by you in this manner, you will know that all is but a point to what remains. So that your punishment will indeed be infinite. 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