Achondroplasia is an autosomal dominant disorder.If a newly weddecouplfinds after genetic screening that they arboth heterozygous for alleles responsiblfor that genetic disorder, what is their chancto hava chilwith achondroplasia?

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When both parents are heterozygous for an autosomal dominant disorder, there is a 75% chance that their child will inherit at least one dominant allele and thus have the disorder. The possible genotypes for the child are: 25% homozygous dominant (affected), 50% heterozygous (affected), and 25% homozygous recessive (unaffected).

Achondroplasia Is an Autosomal Dominant Disorder