Taylor, Woods and Hughes labeled Vicia DNA by allowing new DNA synthes – McqOptions

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1.	Taylor, Woods and Hughes labeled Vicia DNA by allowing new DNA synthesis in the presence of radioactive thymine. After DNA replication (S phase of the cell cycle), it was observed that
A.	both chromatids of a chromosome were labeled
B.	only one chromatid of a chromosome was labeled
C.	neither chromatid was labeled
D.	both ( and (
Answer» B. only one chromatid of a chromosome was labeled

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