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ValentinkaMS [17]
3 years ago
6

A proposed theory in the history of evolution where prokaryotic cells engulfed aerobic heterotrophic prokaryotes and photosynthe

sis prokaryotes is called?
Biology
1 answer:
serious [3.7K]3 years ago
7 0
This theory is called endosymbiosis. 
Think this is how chloroplasts came into being as well as mitochondria.
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