An autosomal dominant disorder with near-zero fitness would be seen in a population as a result of which genetic force?
A) Positive selection
B) Balancing selection
C) Inbreeding
D) New mutation
E) Genetic drift

Question

Quizplus · Accepted Answer

An autosomal dominant disorder with near-zero fitness would most likely be maintained in a population through new mutations. Since individuals with such a disorder would have significantly reduced reproductive success, the persistence of the disorder in the population cannot be attributed to inheritance over multiple generations but rather to new mutations that reintroduce the disorder into the population.

An Autosomal Dominant Disorder with Near-Zero Fitness Would Be Seen