Ectrodactyly, also known as "lobster claw," is a recessive disorder in humans. If a phenotypically normal couple produces an affected offspring, what...

Ectrodactyly, also known as “lobster claw,” is a recessive disorder in humans. If a phenotypically normal couple produces an affected offspring, what are the following probabilities?. A). Both parents are heterozygotes. An offspring is heterozygote