Molecular Basis of Inheritance Question 142

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

[2002]

(a) all prokaryotes

(b) all prokaryotes and some eukaryotes

(c) all prokaryotes and all eukaryotes

(d) all prokaryotes and some protozoans

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Answer : b

Hints & Solution

(b) Gene regulation of eukaryotes is complex as compared to that of prokaryotes.