Of the following which one is not the characteristic of mitochondria?
Correct answer: D. Number of mitochondria is constant
- A. It contains F1 particles
- B. It is involved in the synthesis of protein
- C. It is a self replicating organelle
- D. Number of mitochondria is constant
Explanation
Mitochondria contain F1 particles, possess their own DNA and ribosomes, and can synthesize some proteins and replicate independently. Their number is not constant because cells with high energy demands generally contain more mitochondria; students may choose b by wrongly assuming mitochondria only produce ATP and cannot synthesize protein.
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