Which of the following best describes a mutation? A) A sudden change in an organism’s environment that causes disease B) A change in the DNA sequence of an organism's genome that can lead to genetic variation C) A process by which cells divide to form new organisms D) A method used to repair damaged cells and tissues
A mutation is a change in the DNA sequence of an organism. Mutations can result from errors in DNA replication during cell division, exposure to mutagens or a viral infection.
