REPRODUCTION (either sexual or asexual) is found in all unicellular organisms.
<span>A squirrel and an oak tree are both examples of individual organisms</span>
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Answer:
A
Explanation:
Mitochondria are the sites of the reactions of oxidative phosphorylation, which result in the formation of ATP. The size and coding capacity of the mitochondrial DNA varies considerably in different organisms, and encodes rRNAs, tRNAs and essential mitochondrial proteins.
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