Question

A replacement or modification to a base in a molecule is called a __________________

A mutation.

B allele.

C translation.

D transcription.

Answer 1

A. The Answer to this question is Mutation.

Answer 2

Answer: Mutation

Explanation:

Any replacement or modification to a base in a molecule is known as mutation. Any change in the single base pair is also known as mutation.

Mutation results from the error takes place during the time of DNA replication, mitosis and meiosis.

Mutation can also be caused by the addition or deletion of the base pair. There are basically 3 types of mutation: Insertion, deletion, substitution.