30. Which of the following best explains why enzymes are necessary for many cellular reactions?
A. Enzymes supply the oxygen necessary for the reactions.
B. Enzymes change reactants from solid to liquids during the reactions.
C. The reactions take up too much space in the cell if the enzymes are missing.
D. The reactions are too slow to meet the needs of the cell if enzymes are missing.

Answers

Answer 1

Answer:

D. The reaction are too slow to meet the needs of the cell if enzymes are missing

hope it helps


Related Questions

Which of these is a characteristic of body cells that require large amounts of energy?

answers:

They have a large number of mitochondria.


They have a large number of vacuoles.


They have a small number of chloroplasts.


They have a small number of mitochondria.

Answers

Answer:They have a large number of mitochondria.

Please help i am giving away brainiliest

Describe the Lytic cycle.

No dam links

Answers

Answer:

Ok here ya go

Explanation:

The lytic cycle is one of the two cycles of viral reproduction, the other being the lysogenic cycle. The lytic cycle results in the destruction of the infected cell and its membrane. Now during the lytic cycle of virulent phage, the bacteriophage takes over the cell, reproduces new phages, and destroys the cell. T-even phage is a good example of a well-characterized class of virulent phages.

is this answer good enough? That’s all I know to my knowledge

. A _____________________________________________ key is used to determine the identity of an organism

Answers

Answer: A dichotomous key is a tool that allows the user to determine the identity of items and organisms in the natural world. It is the most widely used form of classification in the biological sciences because it offers the user a quick and easy way of identifying unknown organisms.

Explanation:

PLEASE HELP


The theory of plate tectonics is supported by evidence that crustal plates move relative to each other. How does this observation support the theory of plate tectonics?
It suggests that plates are dragged around by ocean currents.
It suggests that plates are dragged around by air currents.
It suggests that plates can move independently of one another.
It suggests that plates cannot move independently of one another.

Answers

Answer:

Its c the third answer

Explanation:

Include at least 3 ways that illegal fishing impacts the environment and descriptions

Answers

Answer:

Goodluck. I hope I helped

Explanation:

Oceans support the livelihoods of an estimated 520 million people who rely on fishing and fishing related activities, and 2.6 billion people who depend on fish as an important part of their diet. But Illegal fishing is threatening the food supply of coastal communities as fish populations decline due to overfishing in areas fishers are not permitted to access. Addressing illegal fishing will positively contribute to the equitable growth and empowerment of the people who rely on oceans for food and income.

PLEASE HELP 5TH GRADE SCIENCEEEE AHHHHHHHHH PLEASE HELP ME IM GONNA FAIL IF I DONT GET THIS Alanna spots a bird in her back yard. The bird is sitting on a tree. Explain how the outer coverings of the bird and tree are different and have different functions.

Answers

Answer:

The purpose of the outer covering of the bird helps keep it warm and to help it fly, whilst the outer cover of the tree is to protect it from bugs. 

Explanation:

Answer: Bird: helps protect it from the environment. Tree: To help reduce water loss.

Explanation:

The outer covering of the bird helps protect it from cold weather, while the outer covering of the tree helps it to reduce water loss.

Please give it a 5 star!

which problem do you think contributes most to water scarcity?

Answers

Answer:

Agriculture consumes more water than any other source and wastes much of that through inefficiencies. Climate change is altering patterns of weather and water around the world, causing shortages and droughts in some areas and floods in others. At the current consumption rate, this situation will only get worse.

-WWF

Our atmosphere is composed of several gases. The name of the gas we breathe, O2, is A) oxygen squared B) monoxide. C) oxide. D) diatomic oxygen.

Answers

A. Oxygen Is the most abundant

how does a competition between animals help create a healthy forest?

Answers

Answer:

Making modifications to increase their chances of survival and reproduction.

Explanation:

hope this helps:)

Someone PLEASE HELP!!!

Answers

Answer:

Autosomal Recessive

Explanation:

The method of inheritance is autosomal recessive. Notice how the disease skips the parent generation. This indicates that parents have the recessive allele but do not express the trait. The individuals who are shaded in have two recessive alleles that were passed on from their parents, therefore they have the disorder.

I NEEEEEDDDD HELP PLEASE

Answers

Answer:

Proteins.

Explanation:

Genes contain instructions to  assemble amino acids in proteins.

In rabbits, spotted coat (S) is dominant to solid color (s) and black (B) is dominant to brown (b). A true-breeding black spotted rabbit is mated to a true-breeding brown solid rabbit to produce a heterozygous F1 generation. Two F1 individuals are mated, and you do not see a 9:3:3:1 (black spotted: black solid: brown spotted: brown solid) ratio of offspring, but instead see that almost all offspring are a non-recombinant phenotype. This tells you that

Answers

Answer:

Epistasis effect result into these offspring

Explanation:

Given

spotted coat (S) is dominant to solid color (s) and black (B) is dominant to brown (b)

Genotype of true-breeding black spotted rabbit BBSS

Genotype of  true-breeding brown solid rabbit bbss

Genotype of offspring BbSs

In normal crossing between BbSs and BbSs offspring of F1, should produce offspring in the ratio 9:3:3:1

But it does not happens in this case the simple reason could be  presence of Epistasis in which the alleles assort independently but do not express themselves because of the following reasons -

a) Interaction between two or more loci thereby resulting into new phenotypes

b) An allele at one locus masks effects of other allele at one or more loci

c) Allele at one locus modifies the effects of alleles at one or more other loci

Native vegetation determines the _________________________ and _________________________ of organic matter in the soil.

Answers

Answer:

Explanation:

Texture

1. The bio-molecule that is part of DNA is the carbohydrate. *
A: Agree
B: Disagree

2. Each nucleotide has 3 parts
A: Agree
B: Disagree

3. Deoxyribose is the base in DNA.
A: Agree
B: Disagree

4. Chargaff found the same four bases are found in the DNA of all organisms.
A: Agree
B: Disagree

5. Cytosine is always paired with thymine.
A: Agree
B: Disagree

6.The proportion of the four bases are the same for all organisms. *
A: Agree
B: Disagree

7. The base pairs are held together with hydrogen bonds.
A: Agree
B: Disagree

8. DNA strands on the double helix are identical to each other.
A: Agree
B: Disagree

9. Scientists Watson and Crick made the first 3D model of DNA.
A: Agree
B: Disagree

10.What is the complementary DNA strand to the following: CGT AAG CGC TAA TTA *
A: CGT AAG CGC TAA TTA
B: GCA TTC GCG ATT AAT
C: GCA UUC GCG AUU AAU

11. What is the complementary DNA strand to the following: ACT AAC GGT AGC TAG
A: TGA TTG CCA TCG ATC
B: ACT AAC GGT AGC TAG
C: UGA UUG CCA UCG AUC

What is the complementary DNA strand to the following: GGC ATT CGC GAT CAT
A: CCG TAA GCG CTA GTA
B: CCG UAA GCG CUA GUA
C: GGC ATT CGC GAT CAT

Answers

Answer:

1) Not sure.

2) True. Deoxyribose (5-carbon sugar), a phosphate group, and a nitrogenous base.

3) Disagree. There are 4 bases: adenine (A), guanine (G), thymine (T), and cytosine (C).

4) Not entirely sure, I think agree.

5) Disagree. Cytosine is always paired with guanine.

6) Agree.

7) Agree.

8) B. They are complementary to each other.

9) Not sure.

That's all I feel like doing.

Tell me if you think caecilians are amphibians, reptiles, or fish.

Answers

Answer:

Amphibians

Explanation:

Write short note on consumer.

Answers

Answer:

i don't know ajisjdbehanjakdiodjebfbnakoy

okkkkkkkkkkkkkkkkkkkkkkkkkkkk

Four groups of organic compounds found in living organisms are proteins carbohydrates lipids and nuclei acids. Which element is a main component in nucleic acids but not in the other three organic compounds?

Answers

Answer:

Phosphorus

Explanation:

Nucleic Acids are made up of Carbon, Hydrogen, Oxygen, Nitrogen, and Phosphorus. Remember that they have a sugar phosphate backbone and their nucleotide bases.

An easy way to remember what all four macromolecules are made up of is

CHO-CHO-CHON-CHONP

Carbohydrates-Lipids-Proteins-Nucleic Acids

Carbon(C)

Hydrogen(H)

Oxygen(O)

Nitrogen(N)

Phosphorus(P)

Which of the following best describes Darwin's (and Wallace's) theory of evolution?

Question 1 options:

Organisms adapt during their individual lifetime and then pass on that adapted trait to their offspring.


The different species appeared on our planet in a random fashion. There are no reasons for why animals are in the locations they are in or have the features they have.


Galapagos finches have changed over time to get longer beaks to be able to eat the seeds on the island


The diversity of life on our planet comes from the process of evolution supported by the mechanism of natural selection.

Answers

Answer:

4

Explanation:

The diversity of life on our planet comes from the process of evolution supported by the mechanism of natural selection according to Darwin's (and Wallace's) theory of evolution.

Natural selectionNatural selection is the process through which populations of living organisms adapt and change.It is a key mechanism of evolution, the change in the heritable traits characteristic of a population over generations.In 1859, Charles Darwin set out his theory of evolution by natural selection as an explanation for adaptation and speciation.

Thus, we can conclude that The diversity of life on our planet comes from the process of evolution supported by the mechanism of natural selection.

You can learn more about the natural selection here:

https://brainly.com/question/23929271

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If a star is small, it will likely last___ a large star.

for as long as

longer than

for less time than

Answers

Answer:

Longer then is the answerrrrr

Sunlight allows producers and the animals that depend on them to live in the ______ zone.
A.abyssal
B.neuritic
C.bathyal
D.intertidal

Answers

The answer is bathyal

Answer: B. Neuritic zone

in dogs, being clumsy (C) is dominant to being cool (c) and being dazzling (D) is dominant to being docile (d)

Answers

Answer:

i didnt know that..!

Explanation:

Answer:

9/16

Explanation:

CcxCc = CC, Cc, Cc, cc (3/4)

DdxDd = DD, Dd, Dd, dd (3/4)

3/4 x 3/4 = 9/16

How are animals in the polar dying connected to climate change?
help

Answers

Answer: well, ce dependent species such as narwhals, polar bears, and walruses are at increasing risk with shrinking sea ice cover. ... As the Arctic loses snow and ice, bare rock and water absorb more and more of the sun's energy, making it even warmer. This is called the albedo effect.

Explanation:

Examine the Punnett square below. A cross between the two parents results in 50 offspring. How many of the offspring are most likely to have the dominant trait?

Answers

From what I know a punnet square like that gives a 75 percent chance of the dominant trait to that offspring. I’m not entirely good at the subject but I hope that helps?
75 % ........................


Which term best describes the joints at the top of your
skull?

A.) Motionless
B.) Flexible
C.) Rubbery
D.) Elastic

Answers

Answer: A

Explanation:

the joints on the top of your skull is motionless

what is the main component of plasma

Answers

Answer:Albumin

Plasma is the liquid component of blood, in which the red blood cells, white blood cells, and platelets are suspended. It constitutes more than half of the blood's volume and consists mostly of water that contains dissolved salts (electrolytes) and proteins. The major protein in plasma is albumin.

Explanation:

Helped by none other than the #QUEEN herself aka #DRIPPQUEENMO

What fossil is evidence that animals moved from living in the water to dry land? If u could help thanks!

Answers

Answer:

Tiktaalik roseae

Explanation:

The discovery of the fossil, Tiktaalik roseae on a Canadian island gives credence to the fact that animals moved from living in water to living on dry land. This fish which has feature of land animals such as a neck, skull, and ribs is believed to have lived some 375 million years ago. It also has features of fish such as the fins and scales.

The discovery of this fossil is important to scientists because it confirmed their believe that there should be an organism that would prove that life transitioned from water to land. The fossil was discovered in the year 2004.

Give an example of a negative effect of selective breeding.

Answers

Answer:

Explanation:

Disadvantages include a reduction in genetic diversity and discomfort for animals that have very exaggerated characteristics.

Answer:

Many domestic animals and plants are the result of centuries of selective breeding. Disadvantages include a reduction in genetic diversity and discomfort for animals that have very exaggerated characteristics.

Explanation:

Sound waves move the slowest through which medium? water ice air wood

Answers

Answer: The answer is the following.

the question is: sound waves move through which medium?

a. water

b. ice

c. air

d. wood

the best answer to this question would be c. air. <3

Explanation:

The Speed of Sound: Sound travels at different speeds depending on what it is traveling through. Of the three mediums (gas, liquid, and solid) sound waves travel the slowest through gases, faster through liquids, and fastest through solids. Air is a gas so therefore, C. AIR IS THE CORRECT ANSWER :)

The sound waves move the slowest through which medium:

C.Air

The sound waves move the slowest through which medium is air. Sound travels at different speeds depending on what it is traveling through. Of the three mediums (gas, liquid, and solid) sound waves travel the slowest through gases, faster through liquids, and fastest through solids.

Therefore, the correct option is C.

Know more :

https://brainly.com/question/14405871?referrer=searchResults

Plant cells are different from animal cells. The diagram below identifies four different structures in a plant cell. Compared to the structures in an animal cell, which of the following structures is found only in a plant cell?

a. Mitochondrion
b. Cell Wall
c. Cytoplasm
d. Nucleus

Answers

B.cell wall , hope this helps
The cell wall is only found in a plant cell

what process causes stem cells to become immune system cells,then some immune system cells to become antibodies?

Answers

the answer is hematopoiesis
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