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Question : [A]: Meselson and Stahl tested the Watson and Crick Theory of DNA replication. [R]: They confirmed the mechanism of DNA replication by using the isotopic and Centrifu- gation technique

Answer»

If both A and R are true and R is the correct EXPLANATION of A
If both A and R are true but R is not the correct explanation of A
If A is true and R is false
If both A and R are false

ANSWER :A


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