A) Matthew Meselson and F.Stahl - Pisum sativum
B) Alfred Hershey and Martha Chase - TMV
C) Alee Jeffreys - Streptococcus pneumonia
D) Francois Jacob and Jacques Monod - Lac operon
Correct Answer: D
Solution :
| Francois Jacob and Jacque Monod proposed model of gene regulation known as operon model/lac operon. |
| - Alee Jeffreys - DNA fingerprinting technique. |
| - Matthew Meselson and F. Stahl - Semiconservative DNA replication in E. coli. |
| - Alfred Hershey and Martha Chase - Proved DNA as genetic "material not protein. |
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