Question

________ is the sudden inheritable change in one or more genes.

• A. mutation
• B. dominance
• C. homozygosity
• D. hetrozygosity

Answer 1

The correct option is A

mutation

Mutation is the sudden change in one or more genes, or in number, or in the structure of chromosomes. A mutation occurs in a DNA sequence, either due to mistakes when the DNA is copied or as the result of environmental factors such as UV light and harmful chemicals.