• # question_answer If Meselson and Stahl?s experiment is continued for four generations in bacteria, the ratio of ${{15}_{N}}/{{15}_{N}}:{{15}_{N}}/{{14}_{N}}:{{14}_{N}}/{{14}_{N}}$ containing DNA in the fourth generation would be A)  1 : 1 : 0                      B)  1 : 4 : 0          C)       0 : 1 : 3            D)      0 : 1 : 7

Correct Answer: D

Solution :

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