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AVprozaik [17]
3 years ago
7

What is the first step in dna replication

Biology
2 answers:
wlad13 [49]3 years ago
8 0
The first step to DNA replication is  to unzip the double matrix which also means that they will break the double matrix.
vazorg [7]3 years ago
8 0
The first step is the separation of the two DNA strands that make up the helix that is to be copied.
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If round pea shape is dominant to wrinkled pea shape, which of the following genotypes
Kobotan [32]

Answer:

C. rr

Explanation:

The dominant genotype will always be denoted by the capital version, or in this case R.

The round pea shape is dominant to the wrinkled pea shape, which means that, in the Punnett Square, the combinations of RR, Rr, rR, will all come out to be round pea shape.

The last box, rr, would be the one that gives the wrinkled phenotype.

In this case, by ratio, wrinkled phenotype show up 25%

                    by ratio, round phenotype show up 75%.

7 0
3 years ago
Which of the following statements is true? (A) Oxidation is the gain of electrons; reduction is the loss of electrons. (B) Gluco
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A&E Maybe hope this helps you out for this subject
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3 years ago
Both human beings and snakes have backbones,but snakes can perform more flexible movements than human beings.Why?
Mademuasel [1]

Bones of snakes are very loosely fused together like in humans. Hence these bones can move individually allowing the snakes to be really flexible. The ribs of snakes do not join like those of humans but instead, have free ends and do not have a sternum.

6 0
3 years ago
(b) Explain the action of enzymes during a reaction.​
tino4ka555 [31]

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An enzyme attracts substrates to it's active site, catalyzesthe chemical reaction by which products are formed and then allows the products to Daso create separate from the enzyme surface the combination formula by an enzyme and its abstract is is called the enzyme substrate complex.

5 0
3 years ago
If a disease affected a paramecium's contractile vacuoles, stopping the normal functioning of the vacuoles, what would happen to
BabaBlast [244]

The paramecium would not be able to get rid of excess water so the cell would burst.

FUNCTION OF THE CONTRACTILE VACUOLE:

  • The contractile vacuole is an organelle present in protist organisms like paramecium, amoeba etc.

  • The contractile vacuole functions to regulate water balance in the cells of organisms that they are found. Contractile vacuole performs this function by storing excess water and expelling the out of the cell.

  • Hence, if a disease affected a paramecium's contractile vacuoles, stopping the normal functioning of the vacuoles, the paramecium would not be able to get rid of excess water so the cell would burst.

Learn more: brainly.com/question/13839668?referrer=searchResults

3 0
2 years ago
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