"The ability of a gene to express itself in an individual that carries it" is defined as

A. Dominance

B. Penetrance

C. Expressivity

D. Heterosis

Answer: Option B

Solution(By Examveda Team)

"The ability of a gene to express itself in an individual that carries it" is defined as Penetrance.
The ability of a gene to express itself in an individual that carries it is called penetrance.
Penetrance is the percentage of animals of a specific genotype who express the phenotype associated with that underlying genotype.