Which of the Following Molecules Would Be Made by a Constitutive

Question

Which of the following molecules would be made by a constitutive gene?
A) tRNA
B) RNA polymerase
C) Lactose
D) tRNA and RNA polymerase
E) All of these are correct.

Accepted Answer

Constitutive genes are those that are always active and not subject to regulation, as they are necessary for the basic functions of the cell. tRNA and RNA polymerase are both essential for protein synthesis and gene expression, respectively, and are continuously required by the cell, making them products of constitutive genes.