If Meselson and Stahl had observed one intermediate, slightly smeared band after growing bacteria for one generation, and then after two generations again had found one slightly smeared band, they would most likely have concluded that DNA replicates
A) semiconservatively.
B) conservatively.
C) semidiscontinuously.
D) dispersively.
E) semicontinuously.

Question

Quizplus · Accepted Answer

The observation of a single intermediate band after both one and two generations suggests a dispersive model of DNA replication, where parental DNA is interspersed with newly synthesized DNA in each strand.

If Meselson and Stahl Had Observed One Intermediate, Slightly Smeared