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Assertion (A): Replication of DNA takes place in S phase of the cell cycle. Reason (R): DNA replication and cell division cycle should be highly coordinated.
Given below are the diagrammatic representations of the replicating fork of DNA in E. coli. Study the diagrams and answer the questions that follow.
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If Meselson and Stahl's experiment is continued for 80 minutes (till III generation) then what would be the ratio of DNA containing N¹⁵/N¹⁵ : N¹⁵/N¹⁴ : N¹⁴/N¹⁴ in the medium ?