Achondroplasia Is a Common Form of Dwarfism Caused by Autosomal

Multiple Choice

Achondroplasia is a common form of dwarfism caused by autosomal dominant mutation in the fibroblast growth factor receptor gene 3.If a person with achondroplasia married and had children with a person of normal height,what is the probability that both their first child and second child would have achondroplasia?

A) 1/8
B) 1/4
C) 1/2
D) 1