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Jacob and Monad studied lactose metaboli...

Jacob and Monad studied lactose metabolism in E. coli and Proposed operon concept , which is appplicable for

A

All prokaryotes

B

All prokaryotes and some eukaryotes

C

All prokaryotes and all eukaryotes

D

All prokaryotes and some protozonas

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The correct Answer is:
C
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  19. The following ratio is generally constant for a given species :

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