Nucleic Acids and the Genetic Material Problem Set 1

Problem 6: Meselson-Stahl DNA replication experiment

In the Meselson-Stahl DNA replication experiment, if the cells were first grown for many generations in N-15 containing media, and then switched to N-14 containing media, what percent of the DNA had 1 light strand and 1 heavy strand after 2 generations of growth in N-14 growth media?
A 0

B 25

C 50

D 75

E 100

The Biology Project
University of Arizona
Thursday, October 3, 1996
Contact the Development Team

http://www.biology.arizona.edu
All contents copyright © 1996. All rights reserved.