Question

Which term describes the replacement of one base with another base in a DNA sequence?

A) Point mutation

B) Frameshift mutation

C) Chromosomal mutation

D) Nondisjunction

Answer 1

A

Step-by-step explanation:

The substitution of one base pair for another is the a common type of mutation and two types of substitutions are possible.

Answer 2

Answer: Point mutation

Step-by-step explanation: