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11-17-2012, 07:23 PM
  #7
AfroThunder396
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Quote:
Originally Posted by PSUCapsFan View Post
Aren't the mitochondria in our cells originally a foreign species with there own unique genome?
That's the theory. Chloroplasts in plant cells too.

Both have their own DNA and membranes, we assume they were originally free-floating prokaryotes.

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