The symbiotic proteobacterium that took up residence in an early eukaryote would have had a genome that coded many more proteins than are present in the mitochondrial DNA of animals alive today. What happened to the other bacterial genes?

+1 vote

 

  

They evolved into archaea.

  

The host cell destroyed some.

  

Some moved from the mitochondrial genome to the nuclear genome.

  

They left the cell to become free-living organisms.

 

asked Dec 28, 2012 in Biology by anonymous
    

1 Answer

+1 vote

 

Some moved from the mitochondrial genome to the nuclear genome.

 

answered Dec 28, 2012 by anonymous

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