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JulsSmile [24]
1 year ago
15

Which describes the correct pairing of DNA bases?

Biology
1 answer:
liberstina [14]1 year ago
8 0

The correct pairing of DNA bases A. T with A, and C with G. Thus, option "A" is correct.

<h3>How, explain your answer briefly?</h3>

It can be explained with the help of complementary base pairing.

In DNA,  thymine (T) always forms a base pair with adenine (A) and cytosine (C) always base pairs with guanine (G) .

There are two hydrogen bonds present in between A and T and three hydrogen bonds in between G and C.

Thus, option "A" is correct.

To learn more about DNA bases click here:

brainly.com/question/22570115

#SPJ1

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Explain why it is an advantage for plants to store carbohydrates as starch rather than as sugars​
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Answer:

More energy are packed into less space by starch molecules far more than glucose or sucrose yet they are able to release this energy easily, hence maximizing both storage and mobilization.

Explanation:

When plants have a period of dormancy to survive, they store their food as starch. They store enough of this energy so as to be able to restart with and to be able to maintain metabolism for the entire period of dormancy.

In addition, we know that starch is not water soluble, hence, lacks the ability to pull water into storage cells or cause irregularity in water balance. More energy are packed into less space by starch molecules far more than glucose or sucrose yet they are able to release this energy easily, hence maximizing both storage and mobilization.

Glucose is not directly transported by plants to storage. Rather, in a plant stem, the form of carbohydrate being transported is sucrose and this is because it is a non-reducing and does not react with oxygen during transport in the stem to specialized storage plastids.

4 0
3 years ago
From a single fertilized ovum undergoing a series of rapid cell divisions, a human infant develops. The embryonic cells become s
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Answer:

Answer is C

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3 0
3 years ago
Domestic cats have 38 chromosomes in their diploid cells. If a diploid cat cell enters meiosis, how many chromosomes and double-
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Answer:

Meiosis is a reduction division of diploid cells.(2n) Chromosomes numbers are reduced with each successive division stages  of meiosis 1 and 2, to haploid(n).

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In cats, as in other mammals, during spermatogenesis in (seminiferous tublule of testis) and oegensis(in the ovaries);<u>meiotic  reduction division</u> reduced the diploid  somatic chromosomes to haploid chromosomes  in  sex gametes.

Therefore 38 chromosomes will be in  the somatic chromosomes, while the sex gametes, with double-helical molecules of DNA, at the end of meiosis II will  have 19 chromosomes, half of the somatic chromosomes.

Explanation:

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This scientist placed a lit candle and a plant under a transparent jar. After a while the candle went out. He left the candle an
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He was the one who performed this experiment.

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