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Select the correct match
1. Matthew Meselson and F stahl Pisum sativum
2. Alfred Hershey and Martha Chase TMV
3. Alec Jeffreys Streptococcus pneumoniae
4. Francois Jacob and Jacques Monod Lac operon

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answer is D.

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Detailed Solution

Option (d) is the correct match. Jacob and Monod (1916) discovered the lac operon. Rest of the matches are incorrect and can be corrected as
Matthew Meselson and F stahl discovered the semiconservative mode of DNA replication in E. coli.
Alfred Hershey and Martha Chase use T, bacteriophage in their experiments to infect E. coli and proved that DNA is the genetic material.
AIec Jeffreys (1984) invented the DNA fingerprinting technique. This technique determines nucleotide sequences of certain areas of DNA which are unique to each individual.

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