36. The theory that suggests that eukaryotic organelles such as mitochondria and chloroplasts may have originated from a
mutualistic relationship between two prokaryotes is referred to as
(A) eukaryotic symbiosis.
(B) eukaryotic germ theory.
(C) eukaryotic coevolution.
(D) eukaryotic microevolution.
(E) endosymbiotic theory.