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Talja [164]
3 years ago
12

Pleaseee helppp!!!!!!

Biology
1 answer:
maks197457 [2]3 years ago
3 0

Answer:

The answer is D.

Explanation:

It occurs continuously in the cells of all organisms and often involves an exchange of gases. There are 2 types of cells, 1 is Eukaryotic, which holds a nucleus, and the 2nd is Prokaryotic, which do not. Prokaryotes are single-celled organisms.

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