Which feature of mitochondria and chloroplasts provide evidence for their endosymbiotic origins?1. Mitochondria and chloroplasts are bounded by membranes.2. Mitochondria and chloroplasts have the ability to live outside of a cell.3. Mitochondria and chloroplasts have their own DNA.4. Mitochondria and chloroplasts both have a nucleolus.5. Mitochondria and chloroplasts contain cytoplasm.

Numerous lines of evidence exist, including that mitochondria and chloroplasts have their own circular DNA (prokaryotes also have circular DNA), mitochondria and chloroplasts have a double membrane (the inner membrane would have initially been the ingested prokaryote's single membrane, and the outer membrane.

Answer: 3

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