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What was James D. Watson’s area of study for his Ph.D. degree?

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The eﬀect of hard X-rays on bird migration.

The eﬀect of hard X-rays on bacteriophage multiplication.

The eﬀect of bird-watching on genetics.

The eﬀect of soft X-rays on cell division.

answer is B.

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Detailed Solution

James Dewey Watson e received a Fellowship for graduate study in Zoology at Indiana University, Bloomington, where he received his Ph.D. degree in 1950 on a study of the effect of hard X-rays on bacteriophage multiplication.

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