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Assertion (a) :- An organism with lethal mutation may not even develop beyond the zygote stage. Reason (R ) :- All types of gene mutations are lethal .A. Both (a) and (R ) are true (r ) is the correct explanation of (A)B. both (A) and(R ) are true but (R ) is not the correct explanations of (A)C. (A) is true statement but (R ) is falseD. Both (a) and (R ) are false

Answer» Correct Answer - C


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