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.
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 ?
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