AIIMS2018Botany-Cell Biology

AIIMS 2018 Botany Cell Organelles MCQ Question

Type: MCQ-conceptual-Medium-Class 11

RNA is found in :

A

Chloroplast, mitochondria

B

Golgi body, Chloroplast

C

Lysosome, Mitochondria

D

Centrioles, Mitochondria

Correct Answer

Option A

Detailed Explanation

Chloroplasts and mitochondria are unique organelles that possess their own circular DNA, similar to prokaryotic DNA, which allows them to produce some of their own proteins independently of the nuclear DNA. They also contain ribosomes and RNA polymerase, enabling them to synthesize RNA and proteins necessary for their functions in photosynthesis and cellular respiration, respectively. Option B is incorrect because it denies the presence of DNA in these organelles, while option C is misleading as it suggests that the statement is only partially true, when in fact it is entirely accurate. Option D is irrelevant as it does not provide a valid alternative.

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