A mutation is
A) a change in a DNA sequence that affects at least 10 percent of individuals in a population.
B) a change in a DNA sequence present in less than 1 percent of individuals in a population.
C) a change in a DNA sequence that harms health.
D) a type of radiation that can alter the genetic code.
E) a substitution of amino acids for nucleotides in the genome.

Question

Quizplus · Accepted Answer

A mutation is a change in a DNA sequence that is present in less than 1 percent of individuals in a population. Mutations can be beneficial, harmful or neutral and can be caused by errors during DNA replication, exposure to radiation or chemicals, or spontaneous DNA changes.

A Mutation Is