Multiple Choice
The photosynthetic stramenopiles obtained their chloroplasts, which are surrounded by three membranes, through
A) primary endosymbiosis.
B) secondary endosymbiosis, retaining the chloroplast from a red alga.
C) secondary endosymbiosis, retaining the chloroplast from a chlorophyte.
D) tertiary endosymbiosis.
E) None of the above
Correct Answer:

Verified
Correct Answer:
Verified
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