Sagot :
an agent, such as radiation or a chemical substance, that causes genetic mutation.
Answer:
The answer is Mutagen is biological agent that alters the genetic information of an organism
Explanation:
A mutagen is a physical, chemical or biological agent that alters or changes the genetic information of an organism and therefore increases the frequency of mutations above the natural level. it is a permanent change in the genetic material of a cell or a microorganism, which can alter a trait or a characteristic of a person or cause disease.