According to the hypothesis of serial endosymbiosis, which of the following was a key initial step...

According to the hypothesis of serial endosymbiosis, which of the following was a key initial step in the origin of mitochondria?

A. A eukaryotic host cell engulfed an aerobic, photosynthetic bacterium.

B. A prokaryotic host cell engulfed an aerobic, heterotrophic bacterium.

C. A eukaryotic host cell engulfed an aerobic, heterotrophic bacterium.

D. A prokaryotic host cell engulfed an aerobic, photosynthetic bacterium.

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Expert Solution

gladiator answered 1 year ago

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