In certain breeds of rabbits,the t/t genotype results in a specific malformation of the teeth.However,in any given rabbit population,only about 75% of the individuals with a t/t genotype actually have the teeth malformation.What is the penetrance of the t mutant allele?
A)75%
B)66.6%
C)50%
D)37.5%
E)25%

Question

Quizplus · Accepted Answer

Penetrance is defined as the percentage of individuals with a particular genotype that actually displays the phenotype associated with the genotype. Since 75% of the rabbits with the t/t genotype show the teeth malformation, the penetrance of the t mutant allele is 75%.

In Certain Breeds of Rabbits,the T/t Genotype Results in a Specific