In the Lederberg and Tatum experiment what is the purpose of performing the experiment with the strains without adding them together?
A) It serves as a control to calculate the rate of reversion mutations.
B) There is no experimental purpose to performing that part of the experiment.
C) It tests that the strains were made correctly.
D) It tests to make sure the media was made correctly.

Question

Quizplus · Accepted Answer

Performing the experiment with the strains separately, without adding them together, serves as a control to calculate the rate of reversion mutations. By measuring the rate of spontaneous mutations in each strain separately, any changes observed when the strains are combined can be attributed to the process of genetic recombination.

In the Lederberg and Tatum Experiment What Is the Purpose