Seventeen members of an extended family have a gene mutation. Only two of them have the associated phenotype. What is the term for this observation?

Question

Quizplus · Accepted Answer

Incomplete penetrance refers to a situation where not all individuals carrying a particular genetic mutation exhibit the associated phenotype. In this case, only two out of the 17 family members with the gene mutation have the phenotype, indicating incomplete penetrance. The other answer choices do not fit the scenario provided.

Seventeen Members of an Extended Family Have a Gene Mutation