Which of the following statements is true about gene regulation in prokaryotes? (1 point)Promoters determine whether a gene is expressed.
Expressed genes make more DNA.
DNA-binding proteins determine whether a gene is expressed.
RNA polymerase regulates gene expression

2. A lac repressor turns off the expression of the lac genes by (1 point)binding to the promoter.
binding to DNA polymerase.
binding to the operator.
binding to the lac genes.

3. When E. coli is grown on glucose, and there is no lactose available (1 point)lactose molecules bind to the lac repressor.
the lac r

Question

Which of the following statements is true about gene regulation in prokaryotes?  (1 point)Promoters determine whether a gene is expressed.
Expressed genes make more DNA.
DNA-binding proteins determine whether a gene is expressed.
RNA polymerase regulates gene expression

2.   A lac repressor turns off the expression of the lac genes by  (1 point)binding to the promoter.
binding to DNA polymerase.
binding to the operator.
binding to the lac genes.

3.   When E. coli is grown on glucose, and there is no lactose available  (1 point)lactose molecules bind to the lac repressor.
the lac r

anonymous · Answer

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