Multiple Choice
The occurrence of primary endosymbiosis in the evolutionary past is supported by the existence of
A) three membranes surrounding all chloroplasts.
B) three membranes surrounding all mitochondria.
C) peptidoglycan between the inner and outer membrane walls of chloroplasts.
D) two membranes surrounding the nucleus.
E) flagella consisting of microtubules.
Correct Answer:

Verified
Correct Answer:
Verified
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