Question Info

This question is public and is used in 144 tests or worksheets.

Type: Multiple-Choice
Category: DNA, RNA, and Genetics
Level: Grade 8
Score: 1
Tags: DNA
Author: tbossu
Last Modified: 12 days ago

View all questions by tbossu.

DNA, RNA, and Genetics Question

View this question.

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

Grade 8 DNA, RNA, and Genetics

Which definition describes a mutation?
  1. a change in the nucleotide base sequence of a DNA molecule
  2. a molecule that is present in all living cells and plays a role in protein production
  3. a subunit of a nucleic acid chain that consists of a sugar, a phosphate, and a base
  4. a molecule that is present in all living things and stores the information that determines inherited traits
You need to have at least 5 reputation to vote a question down. Learn How To Earn Badges.