Question
d. It is lactase, the enzyme that dissolves lactose, and the product of the
operon.
8. In eukaryotic cells, how do transcription factors act to control gene expression?
a. They remove introns from pre-mRNA.
b. They bind to regulatory regions of DNA near the genes.
c. They insert themselves into DNA near the beginning of a gene.
c.
d. They code for the synthesis of RNA polymerase.
9. Which analogy best describes the role of homeotic genes, which are found in
Answer
a. Homeotic genes are like architects, determining the overall body plan and structure of an organism.