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E. coli cell grown on ""^(15)N medium ar...

E. coli cell grown on `""^(15)N` medium are transferred to `""^(14)N` medium and allowed to grow for two generations. DNA extracted from these cells is ultracentrifuged in a cesium chloride ensity gradient. What density distribution of DNA would you expect in this experiment?

A

One high and one low density band.

B

One intermediate density band.

C

One high and one intermediate density band.

D

One low and one intermediate density band.

Text Solution

Verified by Experts

The correct Answer is:
D
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