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Match the column I with column II
Column I Column II
A) Selectively destroyed different macromolecules in a cell free system using enzymes I) Marshal Nirenberg
B) Unequivocal proof that DNA is a genetic material II) Avery, Mc Leod and Mc Carty
C) Cell free system for protein synthesis to decipher genetic code III) Hershey and Chase
D) Elucidated first transcriptionally regulated system IV) Jacob and Monad
A B C D
1 I III II IV
2 II III I IV
3 II III IV I
4 I II IV III

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answer is B.

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Detailed Solution

Selectively destroyed different macromolecules in a cell free system using enzymes	Avery, Mc Leod and Mc Carty
Unequivocal proof that DNA is a genetic material	Hershey and Chase
Cell free system for protein synthesis to decipher genetic code	Marshal Nirenberg
Elucidated first transcriptionally regulated system	Jacob and Monad

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