Per NCERT, MITOCHONDRIA and PLASTIDS share which unusual feature suggesting they share an evolutionary origin with bacteria?
AThey lack any DNA
BThey contain chloroplasts
CThey have their OWN DNA and ribosomes — allowing them to make some of their own proteins
DThey are made of pure protein
Answer & Solution
Correct answer: C. They have their OWN DNA and ribosomes — allowing them to make some of their own proteins
Per NCERT §2.3, mitochondria + plastids have their own DNA + ribosomes — supporting the endosymbiotic-origin theory. The other options are incorrect.
Related questions
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