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19 votes
. What does the endosymbiotic theory state about the origins of mitochondria and chloroplast?

*
a. They were once free-living bacteria.
b. They evolved into free-living bacteria.
c. They increased in size and became eukaryotic cells.
d. They developed from eukaryotic cells that decreased in size​

User Luoluo
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1 Answer

16 votes
16 votes

Answer:

some of the organelles in eukaryotic cells were once prokaryotic microbes

C

Step-by-step explanation:

User Hannson
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