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Biology Control and Coordination CBSE Board 2026 Medium

Question No. 8 & 9 consists of two statements – Assertion (A) and Reason (R). Answer these questions selectin…

Question No. 8 & 9 consists of two statements – Assertion (A) and Reason (R). Answer these questions selecting the appropriate option from (A), (B), (C) and (D) given below :

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