Question

7. Mutations in DNA occur when there is a change in the base-pair sequence of a gene. Which of these is

not an accurate statement about mutations?
A. Most mutations occur when a cell copies its DNA for cell division.
B. Mutations can involve adding, removing, or substituting genes.
C. Mutations always cause a change in the phenotype of the organism.
D. Mutations can be beneficial.

Answer 1

Answer: C

Explanation: None

Answer 2

C. Mutations always cause a change in the phenotype.