Biology · CELL THE UNIT OF LIFE
हिन्दीGiven below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): Mitochondria divide inside eukaryotic cells by the process of fission. Reason (R): The mitochondrial matrix possesses multiple linear double-stranded DNA molecules and 80S cytoplasmic ribosomes. In the light of the above statements, choose the correct answer from the options given below:
Correct answer · Option 3
(A) is true but (R) is false.
Explanation
Mitochondria divide by fission (A is true). However, the matrix possesses a single circular DNA molecule and 70S ribosomes, not linear DNA and 80S ribosomes (R is false).