how-does-the-endosymbiotic-theory-explain-the-presence-of-mitochondrial-dna

Question

How does the endosymbiotic theory explain the presence of mitochondrial DNA?

Accepted Answer

Mitochondria were once autonomous cells that merged with eukaryotic cells, retaining their own DNA.

Answer

Mitochondria evolved from the nuclear DNA of eukaryotic cells.

Answer

Mitochondria acquired DNA from viral infections.

Answer

Mitochondria developed DNA independently after the formation of eukaryotic cells.