First slide

The Search for Genetic Material

Question

Infection, Blending and Centrifugation are the three steps followed in the experiments conducted by the following

Easy

A

Griffith et al
B

Avery et al
C

Hershey and Chase
D

Meselson and Stahl

Solution

Hershey and Chase while working with Bacteriophages to demonstrate that DNA is the genetic material in Bacteriophages, used radioactive isotopes of phosphorus and Sulphur and the steps during the experiments as Infection (infecting E.coli with bacteriophages), Blending to detach the ghosts from bacteria and centrifugation to separate the virus protein coats and bacteria.

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