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Assertion (A): Quaternary structure of proteins represents overall folding of polypeptide chains. Reason (R) : DNA contains four bases, adenine, guanine, cytosine and thymine.

Answer»

Both ASSERTION (A) and REASON (R) are CORRECT STATEMENTAND Reason (R) is the correctexplanationof the Assertion (A).
Both Assertion (A) and Reason (R) are correctstatements, but Reason(R) is notthe correctexplanation of the Assertion (A).
Assertion (A) is correct, but Reason(R) is incorrect statement
Assertion (A) is incorrect , but Reason (R) is correct statement.

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