In the Meselson‒Stahl experiment, cesium chloride solution
A) helped the DNA polymerase replicate DNA.
B) was the template.
C) was used to assess the density of the DNA.
D) was used to label the DNA.
E) was a deoxyribonucleoside.

Question

Quizplus · Accepted Answer

Cesium chloride solution was used to create a density gradient to help separate the newly synthesized DNA from the parent DNA. By assessing the density of the DNA, Meselson and Stahl were able to determine that DNA replication was semi-conservative.

In the Meselson‒Stahl Experiment, Cesium Chloride Solution