There currently is great scientific interest in identifying genetic polymorphisms that underlie different individual responses to exercise training. The muscle size and bulk of a champion bodybuilder, for example, might be due in part to a missense mutation in the

Question

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A missense mutation in the myostatin gene can lead to reduced inhibition of muscle growth, resulting in increased muscle size and bulk, which could contribute to the physique of a champion bodybuilder.

There Currently Is Great Scientific Interest in Identifying Genetic Polymorphisms