NEET Biology question

Jacob and Monod studied lactose metabolism in E. coli and proposed the operon concept. The operon concept is applicable for

(A)All prokaryotesCorrect
(B)All prokaryotes and some eukaryotes
(C)All prokaryotes and all eukaryotes
(D)All prokaryotes and some protozoans

Answer: (A)

Solution

The operon as a coordinately regulated cluster of genes under one promoter/operator is fundamentally a feature of prokaryotic gene organisation, so the concept is applicable to all

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Question ID VK-120526