Biology
NULL
Medium
Question
Which of the following is not present in mitochondria?
A
Enzymes
B
Co-enzymes
C
Ribosomes
D
Thylakoids
✓ Official correct answer
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A
Enzymes
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B
Co-enzymes
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C
Ribosomes
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D
Thylakoids
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Explanation
Thylakoids are membrane structures found in chloroplasts, not mitochondria, which instead contain their own enzymes, coenzymes, ribosomes, and DNA.