The statement that supports the endosymbiotic theory is:
Eukaryotic organisms contain chloroplasts and mitochondria that divide by binary fission; option D.
What is the endosymbiotic theory?
The endosymbiotic theory is the theory which describes how non-photosynthetic simple bacteria became photosynthetic by engulfing cyanobacteria.
The engulfed prokaryotic cells then existed in a symbiotic relationship with the eukaryotic bacteria.
The statement that supports the theory is that Eukaryotic organisms contain chloroplasts and mitochondria that divide by binary fission
Therefore, the endosymbiotic theory helps to explain how non-photosynthetic organisms became photosynthetic.
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