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Cellular and Molecular Biology

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Moderate

Attenuation Regulation in the trp Operon I

CELLS-I1EYFM

In the trp operon of E. coli, what factor is MOST responsible for regulation of tryptophan synthesis?​

A

The concentration of tryptophan in the cell.

B

The concentration of repressor protein in the cell.

C

The speed of translation of the operon.

D

The concentration of RNA polymerase in the cell.