If a female who is a carrier for a genetic disorder has a child with a male who is also a carrier for the same disorder, the probability that their offspring will have the disorder is ________.
A) 0%
B) 25%
C) 50%
D) 100%

Question

Quizplus · Accepted Answer

When both parents are carriers of a genetic disorder, there is a 25% chance that their child will inherit two copies of the defective gene (one from each parent) and thus have the disorder. This is based on simple Mendelian genetics, assuming the disorder is autosomal recessive.

If a Female Who Is a Carrier for a Genetic