Question Info

This question is public and is used in 33 tests or worksheets.

Type: Multiple-Choice
Category: DNA, RNA, and Genetics
Level: Grade 12
Tags: gene expression
Author: sackjd
Last Modified: 6 years ago

View all questions by sackjd.

DNA, RNA, and Genetics Question

View this question.

Add this question to a group or test by clicking the appropriate button below.

Grade 12 DNA, RNA, and Genetics

Which statement about the trp operon is TRUE?
  1. The trp operon codes for proteins needed for tryptophan synthesis.
  2. The trp operon codes for proteins that metabolize tryptophan.
  3. The trp operon activates only in the presence of tryptophan.
  4. The trp operon can be induced when tryptophan is present.