Which of the Following Facts Provides Evidence for Endosymbiosis

question 4

Multiple Choice

Which of the following facts provides evidence for endosymbiosis?

• A) Mitochondria and chloroplasts have their own DNA, which replicates independently of the nuclear DNA.
• B) Ribosomes in mitochondria and chloroplasts have a structure similar to bacterial ribosomes.
• C) Chloroplasts have certain gene sequences in their DNA, which indicate a relationship with cyanobacteria.
• D) Both "a" and "b" above provide such evidence.
• E) All of the above provide such evidence.