CBSE 2023 · Region 3 · Set 2 · Q14 · 1 mark
Assertion (A) : Homo sapiens have evolved from chimpanzee-like ancestors.
Reason (R) : There is no difference between the two in the amino acid sequence of the protein Cytochrome-C.
Official answer
From CBSE’s own marking scheme for this paper.
(A)
Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
EvolutionA Brief Account of EvolutionAnalyseassertion_reasonmedium
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CBSE Class 12 Biology past-paper question from the 2023board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.