Which of the following statements about the evolution of eukaryotic chloroplasts

Question

Which of the following statements about the evolution of eukaryotic chloroplasts and mitochondria is not true?

a) both organelles are derived from free-living bacteria that were engulfed by host cells

b) chloroplasts in some eukaryotes may be the result of multiple endosymbioses

c) natural selection favored the retention of mitochondria in eukaryotic cells because the increased ability to produce ATP is a significant adaptive advantage

d) both organelles were are derived from endosymbioses that occurred in the most recent common ancestor of all eukaryotes

e) natural selection favored the retention of chloroplasts in eukaryotic cells because the ability to synthesize sugar using energy from the sun is a significant adaptive advantage

Explanation / Answer

Which of the following statements about the evolution of eukaryotic chloroplasts and mitochondria is not true?

D) Both organelles were are derived from endosymbioses that occurred in the most recent common ancestor of all eukaryotes

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