Multiple Choice
Fossil prokaryotes resemble modern rod-shaped bacteria.What appears to be a first step in the evolution of the modern eukaryote cell from a prokaryote ancestor?
A) Formation of a nuclear envelope
B) Endosymbiosis resulting in acquisition of a mitochondrion
C) Loss of the stiff cell wall of bacteria
D) Development of organelles studded with ribosomes
E) Endosymbiosis resulting in acquisition of a chloroplast
Correct Answer:

Verified
Correct Answer:
Verified
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