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प्रश्न
Lac operon consists of ______.
विकल्प
One regulator and one structural gene.
Only two regulator genes.
Two regulator gene and two structural genes.
One regulator gene and three structural genes.
MCQ
रिक्त स्थान भरें
उत्तर
Lac operon consists of one regulator gene and three structural genes.
Explanation:-
Lac Operon is made up of three structural genes, Z, Y, and A, as well as one regulator gene, I. The lac Operon is repressed by the I gene. Beta-galactosidase is encoded by the Z gene, permease by the Y gene, and transacetylase by the A gene.
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