Mitochondria and chloroplasts share which key features?
Aboth contain chlorophyll
Bboth are single-membrane organelles
Cboth are found only in plant cells
Ddouble membrane and their own DNA
Answer & Solution
Correct answer: D. double membrane and their own DNA
Both have double membranes AND their own circular DNA + ribosomes. This pair of similarities forms the basis of the endosymbiotic theory. Chlorophyll is in chloroplasts only; mitochondria are in all eukaryotes including animals.
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