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solong [7]
3 years ago
11

What causes ocean water to be colder at the poles than at the equator?

Biology
1 answer:
aliya0001 [1]3 years ago
6 0
I am sure that the answer is D
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7. Adenine (A), Guanine, Cytosine and Thymine are the four nitrogenous bases in DNA.

8. In DNA Cytosine always forms hydrogen bonds with guanine.

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