Five True Statements About Mitochondria And/or Chloroplasts Are Given

Multiple Choice

Five true statements about mitochondria and/or chloroplasts are given.Which statement could be considered evidence that supports endosymbiotic theory?

A) Mitochondria and chloroplasts are both involved in energy metabolism in eukaryotic cells.
B) Mitochondria and chloroplasts cannot be grown in culture, free of a host cell.
C) Mitochondria and chloroplasts have DNA and ribosomes.
D) Most of the proteins used by the mitochondria are synthesized in the cytoplasm and transported into the mitochondria.
E) Mitochondria and chloroplasts are membrane-bound structures.