Besides supporting and protecting a cell, the cell membrane _______ what enters and
leaves the cell.

Answers

Answer 1
Controls. The answer is “controls”

Related Questions

Describe the graph pleaseee!

Answers

Answer: It is how far each planet is from the suns orbit.

Explanation:

Answer:

the answer is how far the planets are from one another

Explanation:

i took this exam

Human body Systems Interactions

Name at least two body systems interacting in each scenario

1. Last night Jane began to feel like she had a stopped nose. Today she thinks she has come down with a cold. She went to the nurse and her temperature was 102 degrees.

__________________________________ /___________________________________________.

2. A dog, Skipper, is roaming around in his neighborhood. Skipper passes one of his favorite spots and he lifts his leg to urinate on a fire hydrant. This reminds you; you have to go.

__________________________________ /___________________________________________.

3. A young boy, James went out to play on a June morning in Florida. After a couple of hours, the outside temperature began to get extremely hot. As James is sitting outside, in the Florida summer, he starts to sweat.

__________________________________ /___________________________________________.

4. You are at the Tampa bay lightning hockey game; you eat the most expensive hot dog you ever had in your life.

__________________________________ /___________________________________________.


5. Body systems rarely work independently of one another. For example, the muscular system works closely with other body systems to maintain homeostasis. Muscle cells require a
constant supply of oxygen so that the muscles can contract. Which body systems are responsible for providing oxygen to the cells in the system? PLS HELP DUE AT 11:59

Answers

Answer:

Hello,

1. Respiratory system, immune system

2. Muscular system, renal system

3. autonomic nervous system, muscular system

4. nervous system, visual system

5. The body systems that are responsible for providing oxygen to the different cells in the system are the respiratory system and the circulatory system. The first provides the second with oxygen, and then the second goes out to carry that oxygen through blood streams throughout the whole body.

Aside from solar energy, what else could provide electrons?

Answers

Electrical energy is delivered by tiny charged particles called electrons, typically moving through a wire. Lightning is an example of electrical energy in nature.

Small charged particles called electrons, which normally flow via a wire, provide electrical energy. An illustration of electrical energy in nature is lightning.

What are the different sources of electron?

The majority of free electrons are created with minimal kinetic energy and just disperse through the atmosphere, participating in the random thermal motion of every atom.

With enough kinetic energy, some free electrons are created that can lead to further ionization and excitation.

The source of electrons is a filament, or cathode. Usually, it is a tungsten wire in the form of a hairpin.

The surrounding cathode cap is given an accelerating voltage (determined quantity of negative high voltage). The filament is then exposed to a tiny emission current to liberate electrons.

Therefore, aside from solar energy, electron are produce.

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Why might a company decide against using hydroelectric Energy as an alternative energy source

A. Gathering it requires pulling from unclean sources

B. Gathering it creates noise pollution for surrounding areas

C. Gathering it releases carbon dioxide gases into the air

D. Gathering it can have a negative affect on natural habitats

Answers

The company's decision against using hydroelectric Energy as an alternative energy source might be Gathering it can have a negative affect on natural habitats.

Why is hydroelectric power not a good energy source?

Hydropower can also cause environmental and social problems. Waterholes drastically change the landscape and rivers they are built on. Dams and reservoirs can decrease river flows, raise the water temperature, degrade water quality and cause sediment to build up. This has negative impacts on fish, birds and other wildlife.

Thus, the correct option is "D".

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Abrianna placed a ball of clay on a table. She flattened it into the shape of a disc. She turned to Hanna and said, "Look, I have changed the weight of the clay!" Hanna responds, "No, the weight has not
changed. The mass has." How would you respond? Write your response in your
Science Journal.

Answers

Answer:

Explanation:

Both would be right if some of the clay was removed.

Since there is no mention of anything being removed, both are incorrect. There is always the same mass when the shape has been altered.

During an earthquake, energy that has built up in the earth's crust is released by waves traveling through which type of medium?
the ground
the water
a vacuum
the air

Answers

The ground I believe.

During an earthquake, the energy that has built up in the earth's crust is released by waves traveling through the ground. Thus, the correct option for this question is A.

What is an Earthquake?

An earthquake may be defined as a process that significantly involves the sudden trembling of the surface of the earth that is typically produced by the immediate movement of rock materials below the earth's surface.

According to the context of this question, the tectonic plates are continuously moving, but sometimes they got stuck at their edges due to friction. This stimulates the stress on the edge that overcomes the friction.

This is the reason which facilitates the action of an earthquake that significantly liberates energy in waves that travel through the earth's crust and provokes the trembling that we suddenly feel.

Therefore, during an earthquake, the energy that has built up in the earth's crust is released by waves traveling through the ground. Thus, the correct option for this question is A.

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What is
the role of DNA polymerase in this process?

Answers

In what process, all I know is that it’s an enzyme that translates DNA molecules from deoxyribonucleotides. And it also plus an important role in DNA replication

What characteristics apply to gymnosperms? (Choose all that apply)
use seeds to reproduce
use spores to reproduce
have vascular tissue
have cones as reproductive structures

Answers

Answer:

Have cones as reproductive structures.

Have vascular tissue.

Explanation:

The gymnosperms have vascular tissue and have cones as reproductive structures.

What are gymnosperms?

The gymnosperms are woody like plants having a  cone shaped structure,  bear no flowers, no fruits but bear seeds; The seeds are with out coat and they are not covered by the fruit wall.

Gymnosperms produce seeds which are not enclosed in an ovary, while in Angiosperms the reproductive organs are the flower, they may  involve in double fertilization resulting in a diploid zygote, and a triploid endosperm.

Gymnosperms  produce seeds and fruits from their flowers, the flowers in gymnosperms helped in the propagation of the plants, it attract pollinators and attracted seed to dispersers, gymnosperms became dominant among plants.

The modification of the gymnosperm includes Modified leaves, Sunken stomata, Pointed and thick cuticle leaves, Less transpiration rate.

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Which of the following is not a biotic factor in an ecosystem?
O Roots
O Air
O Insects
O Leaves

Answers

Answer:

Air

Explanation:

Air is Abiotic(Nonliving) and therefore, not Biotic(Living)

2H2 + O2 + 2H2O
In this chemical equation, there are two Hz molecules and
Oz molecule
present in the reactants (the
_). The arrow represents the reaction
occurring. After the reaction, two water
are produced
It is important to point out that during a chemical reaction, the amount of an element
present in the reactants will be
to the amount in the products.
For example, if you start with two oxygen atoms, you will end with
oxygen
atoms. Similarly, if you start w 4g of hydrogen, you will
4g of
hydrogen. The total mass of materials
the total mass of products.
This is known as the Law of
of
During
a reaction, matter can neither be
nor
only
changed in form.
Broken
Equations
left
Chemicals
equal
matter
produced
Conservation
equals
mixtures
produce
created
formed
molecules
reactions
destroyed
ingredients
new
reacting
one
two

Answers

Answer:

Hydrogen peroxide is the best way to use it

Explanation:

Function of trichocyst

Answers

Answer:

Just read this and summarize it

Explanation:

There you go!

Which of the following best describes a population?

Answers

Answer:

Explanation:

A number of things/people that populate on place

Difference between direct and indirect effect

Answers

Direct effects, as the name suggests, while not manipulated or communicated by a third party, deal with the direct influence of one entity on another. Indirect effects can be described as the influence, mediated or passed on by a third, of one organism or species on another.

In the process of photosynthesis, plants use carbon dioxide (CO2), water (H2O), and light energy to produce a sugar (C6H12O6) and oxygen (O2). In the process of aerobic respiration, animals and plants release energy from sugar and oxygen and produce carbon dioxide and water. The chemical equations that describe these reactions look like this: 6CO2 + 6H2O + light C6H12O6 + 6O2 C6H12O6 + 6O2 6CO2 + 6H2O + energy

Answers

The question is incomplete, the complete question is;

In the process of photosynthesis, plants use carbon dioxide (CO2), water (H2O), and light energy to produce a sugar (C6H12O6) and oxygen (O2). In the process of aerobic cellular respiration, animals and plants release energy from sugar and oxygen and produce carbon dioxide and water. The chemical equations that describe these reactions look like this:

photosynthesis: 6CO2 + 6H2O + light ---> C6H12O6 + 6O2

cellular respiration: C6H12O6 + 6O2 ----> 6CO2 + 6H2O + 36 ATP

How do these equations explain why the total amount of O2 and CO2 remains the same?

Answer:

See explanation

Explanation:

If we look at photosynthesis and cellular respiration, we will realize that the both are complementary processes. The product of one process is the input material for the other process.

Respiration and cellular respiration helps to balance the amount of O2 and CO2 in nature because photosynthesis takes in CO2 and releases oxygen while cellular respiration takes in oxygen and releases CO2. This maintains the delicate balance between the both gases in nature.

( I need some sort of help on my asignment I’m a bit young and I just really need to pass this the question is )
What’s the purpose of seeds?

a. Reproduce
b. Feed plants
c. Look nice
d. Drink water

Answers

Answer:

A reproduce

Explanation:

Answer:

I think it is Reproduce.

Explanation:

I looked it up on google hope it helps

What theory’s/ideas challenge natural selection? In other words, what disproves natural selection?

Answers

Answer:

Natural selection needs some starting material, and that starting material is heritable variation. For natural selection to act on a feature, there must already be variation (differences among individuals) for that feature. Also, the differences have to be heritable, determined by the organisms' genes.

Give an example of a type of cell that generally does not divide once it has developed

Answers

Answer:

Heart and nerve cells.  Neurons also lose the ability to divide as they mature.

Explanation:

Pls help i dont understand :( will give Brainliest + 25 points!!

Answers

your answer would be C :))





hope that helped :))

Answer:

It’s the last one (reducing competition among the two frogs for resources)

If your body is capable of making only certain amino acids, how do we get the essential amino acids we need?

Answers

Answer:

Essential amino acids cannot be made by the body. As a result, they must come from food. The 9 essential amino acids are: histidine, isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan, and valine.

Explanation:

Essential amino acids are available to the body through diet.

What are amino acids?

Amino acids are the key units in protein formation. They are the building blocks in determining protein structure.

Amino acids are amphoteric molecules which means that they contain dual functional group - amino and carboxylic acid.

There are twenty different amino acids present. Amino acids are classified into four main groups:

Non polar amino acidsPolar but charged amino acidsNegatively charged amino acidsPositively charged amino acids

Amino acids are crucial in the determination of genetic code. They are also important in transcription and translation process.

Amino acids are joined together in large number and form polypetides through peptide bond formation.

Based on the nutritional requirements amino acids are classified into two types:

Essential amino acids - amino acids which cannot be synthesized by the body and thus need supplementation through diet.Non essential amino acids - amino acids which can be synthesized by the body.

Therefore, amino acids are important in the biochemistry of proteins and several biochemical processes.

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After the enzyme and substrate bind together and perform the reaction, what does the substrate become?

Answers

Answer:

When an enzyme binds its substrate, it forms an enzyme-substrate complex. This complex lowers the activation energy of the reaction and promotes its rapid progression by providing certain ions or chemical groups that actually form covalent bonds with molecules as a necessary step of the reaction process.

After the enzyme and substrate bind together and perform the reaction, the substrate becomes a PRODUCT of that chemical reaction.

Enzymes are biological catalysts that bind specific substrates to speed up the rate of a given chemical reaction.

Substrates are molecules upon which the enzymes act.

Products are molecules formed from chemical reactions.

Enzymes function by lowering the energy of activation of different chemical reactions.

In conclusion, after the enzyme and substrate bind together and perform the reaction, the substrate becomes a PRODUCT of that chemical reaction.

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Can someone help me outtt

Answers

Answer:

I believe it would be G

Explanation:

Hope this helps

Answer:

G.

Explanation:

Tbh, there's really no explanation here besides have a great day.

In one sentence explain why carbon dioxide is considered the most important greenhouse gas, although it traps much less heat than other greenhouse gases such as methane, nitrous oxide and CFCs.

Answers

Answer:

Because plants need carbon dioxide more than any other compound/element. Also, heat doesn't make much of a difference in a plants growth or production. It's sunlight that makes a difference.

Carbon dioxide is considered as the most important greenhouse gas due to its abundancy in the atmosphere.  

• In the atmosphere, climate change is mainly an issue due to high concentration of carbon dioxide in the atmosphere.  

• This overload is because of the burning of fossil fuels and burning of forests.  

• Apart from carbon dioxide there are many heat trapping gases like water vapor and methane, however, carbon dioxide is putting us at greater threat due to irreversible modifications it takes place if it continues to gather at such rate in the atmosphere.  

Carbon dioxide has contributed more to climate change than any other greenhouse gases between 1750 and 2011.  

• The other gases like methane possess more potent heat trapping tendency per molecule in comparison to carbon dioxide, however, they are far less in comparison to carbon dioxide in the atmosphere.  

• The tendency of carbon dioxide to remain in the atmosphere for longer durations in comparison to other heat trapping gases makes it the most potent greenhouse gas.  

Thus, the abundancy of carbon dioxide in the atmosphere makes it the most powerful greenhouse gas in comparison to other greenhouse gases.  

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The ribosome-covered structure found in the cytoplasm of a cell is called the
А.
Golgi apparatus
B
rough endoplasmic reticulum
lysosome
smooth endoplasmic reticulum

Answers

Answer: rough endoplasmic reticulum

Explanation:

Do neurons create synaptic connections between endocrine glands?

Answers

yes because i know it. it is form

Yes because The nervous system is wired whereas the endocrine system is not structurally linked. In other words, neurons are connected through a logical grid; glands are not. This makes the neural network speedy and efficient.

100 POINTS !
Match the numbers on the picture of the cell with the words below.

Cytoplasm
Golgi Apparatus
Nuclear Pores
Rough Endoplasmic Reticulum
Vacuole
Cell Membrane
Ribosome
Nucleus
Nucleolus
Smooth Endoplasmic Reticulum
Chloroplast
Chromatin
Mitochondria
Nuclear Envelope
Microtubule
Cell Wall

Answers

Answer:

1. Nucleus

2. Nuclear Envelope  

3. Nucleolus

4. Chromatin

5. Nuclear Pores

6. Ribosome

7. I don't know sorry

8. Smooth Endoplasmic Reticulum

9. Cytoplasm

10. I don't know sorry

11. Cell wall?

12. Mitochondria

13. I don't know sorry

14. Rough Endoplasmic Reticulum

15. Ribosome?

16. I don't know sorry

Explanation:

I don't know some of these but I hope this helps! :D

The efficiency of photosynthesis varies with the wavelengths of the light that illuminates the chloroplasts. In an experiment to study the relationship between the incoming light wavelengths and the chemical reactions of photosynthesis using a species of green algae, a researcher labeled the CO2 supply to the algae with 14C, and the H2O with 18O.

Which of the following results is expected?

More 14C is found in the algae when it is illuminated by green light than when it is illuminated by violet-blue and red light.
More 18O is found in the algae when it is illuminated by green light than when it is illuminated by violet-blue and red light.
More 14C is found in the algae when it is illuminated by violet-blue and red light than when it is illuminated by green light.
More 18O is found in the algae when it is illuminated by violet-blue and red light than when it is illuminated by green light.

Answers

Answer:

more C14 found is the awser

Explanation:

All non-harmful environmental agents that a pregnant woman ingests aid in the development of the fetus.
Please select the best answer from the choices provided
T
F

Answers

Answer: False

Explanation:

Just because an environmental agent is not harmful does not mean that it is beneficial therefore not all non-harmful environmental agents that a pregnant woman ingests aid in the development of the fetus.

This is where the Placenta comes in. It filters out the agents and nutrients that are not needed and passes only the relevant ones to the fetus thereby ensuring that not all non-harmful agents pass through.

Answer:

False

Explanation:

Edge 2022

Look at the images. Considering the properties of prokaryotic and eukaryotic cells you've learned about, what kind of cell is this?

Answers

Answer: 1. prokaryotic 2. eukaryotic 3. eukaryotic 4 prokaryotic

Explanation:

Cell type A is a prokaryotic cellCell type B is an eukaryotic cellCell type C is an eukaryotic cellCell type D is a prokaryotic cell

WHAT ARE EUKARYOTES AND PROKARYOTES?

Eukaryotes are living organisms that possess a membrane-bound nucleus while prokaryotes are living organisms that do not possess a membrane-bound nucleus or organelles.

From the image attached to this question;

Cell type A is a bacterial cell with no visible nucleus present. Hence, it is a prokaryotic cell.

Cell type B is a plant cell with nucleus, cell wall and chloroplast. Hence, it is an eukaryotic cell.

Cell type C is a human cheek cell with visible nucleus. Hence, it is an eukaryotic cell.

Cell type D is a vibrio bacterial cell with only a visible cell wall. Hence, it is a prokaryotic cell.

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What is a boundary in which two plates move apart from each other called?

Answers

Answer:

A divergent boundary!

Explanation:

Hope this helps! <3

Which of the following contains chemical energy?

A. Light
B. Height
C. Food
D. Motion

Answers

Answer:

c.food

Explanation:

hope it helped you

Food contains chemical energy. Thus, the correct option is C.

What is Chemical energy?

Chemical energy may be defined as the energy of chemical substances that are evolved when they undergo a chemical reaction and transform into other substances.

Light and motion contain kinetic energy, while Height contains gravitational energy.

Food contains chemical energy which is released at the time of digestion that involves the breakdown of bonds between the particles.

Therefore, the correct option for this question is C.

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Other Questions
Read the descriptions related to two journeys that the ancient Hebrews took in the Hebrew Bible. Identify the correct descriptions for each journey.traveled from Urescaped from slavery in Egyptled by Mosespromised that it would be a prosperouspeople for obeying Godreceived the Ten Commandments,which gave them laws God wantedthem to followled by Abraham Write an equation in slope-intercept form of the line with slope 6/5 that contains the point (5,3) A trip is taken that passes through the following points in orderPoint A 0 mPoint B 15.0 mPoint C -30.0 mPoint D -20.0 mPoint E 10.0 mPoint F 5.0 mWhat is the distance from Point C to Point F? What is the definition of an asynchronous color scheme? 65 POINTS! Scientists observed some fossils of the early ancestors of camels. Using the fossils they obtained, they prepared a phylogeny chart for camels.Based on this chart, what can you conclude about the relationship between modern camels (Camelus) and Aepycamelus?OLIGOCENEPLIOCENE PLEISTOCENEEOCENELOWER UPPERMIOCENELOWER UPPERParatylopusEschatiusOxydactylus Aepycamelus(Giraffe-camel)7-PiptylopusPoebrotherium - Protomeryx-Procamelus-Pliauchenia-CamelusCamelopsStenomylus(Gazele-camel)Modern camels share an evolutionary relationship with Aepycamelus, but they didn't directly evolvefrom them.Aepycamelus don't share any evolutionar relationship with modern camels.Aepycamelus are modern camels' closest extinct relatives.Aepycamelus are modern camels' closest living descendants. whats 2,370,000,000 in scientific notation? Which does not accurately describe the religion of early Hebrews?they believed in a single, all-powerful Godthey believed in many gods and goddesses, associated with naturethey believed God had made a sacred covenant with themthey believed God wanted them to obey His commandments How does the soil of Mesopotamia continue to be replenished (refilled) with nutrients (vitamins)? Read this excerpt from The Riddle of the Rosetta Stone by James Cross Giblin.Between the time Champollion's books appeared and the end of the nineteenth century, thousands of rolls of papyrus and copies of temple and tomb inscriptions were brought to Europe and America. There scholars, using the deciphering methods Champollion had pioneered, traced the entire history of writing in Egypt. They discovered it had begun about 3100 B.C. when images of important people were first accompanied by hieroglyphs of their names or titles. By 2500 B.C. complete sentences began to appear on tomb inscriptions, along with lists of offerings to the Egyptian gods.Which statement best expresses an inference that can be supported by information in the excerpt?Ancient Egyptian writing became more complex over time. The only writing discovered from ancient Egypt was written on tombs. Only wealthy people had tomb inscriptions in ancient Egypt.Most of the Egyptian writing that scholars translated was about Egyptian gods. The total price of apples (y) at an orchard can be calculated with the equation y=1.25x+5, where x is the number of pounds of apples picked. What does the slope represent? Which group of farming people were able to overthrow the Etruscan king in 509 B.C.?the Etruscans overthrew their own kingthe Romansthe Consulsthe Republics A car travels 120 miles in 3 hours at a constant speed. How long will it take for the car to travel 200 miles? Explain how the government of New Zealand protects its citizens and enforces laws without a written Constitution.Please answer quick!!! Can someone factor f(x)= 2x^4 -12x^3 +6x +20x and please show steps thank you The company had received a _________ from King James I to establish a colony in Virginia. can someone help rn please!! thank you sm!! Question 6 (ID=27678)As labor costs, an electrician charges $36.50 per hour for himself, and $27.50 for his assistant. What would be the total labor cost for a job taking 6 1 over 2 hours?A: $416.00 Strike Reset B: $384.00 Strike Reset C: $264.75 Strike Reset D: $64.00 Strike Reset PLEASEE does anyone know what does this mean? sorry im stupid as heck. Given that the following statement is true"If a shape is a polygon, then it is a closed figure."Which of the following statements must also be true?A. If a shape is a closed figure, then it is a polygon.B. If a shape is not a polygon, then it is not a closed figureC. If a shape is not a closed figure, then it is not a polygonD. If the shape is not a polygon, then it is a closed figure. The volume of blood pumped from your heart varies directly with your pulse rate. Each time your heart beats it pumps 0.06 liter of blood. 1. Write an equation that relates the volume of blood and pulse.2. If your pulse is 74 bpm, how much blood is being pumped from your heart each minute?