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 homozygous child?

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When both parents are heterozygous for an autosomal dominant disorder, there is a 25% chance that their child will inherit two copies of the dominant allele, resulting in a homozygous condition.

Achondroplasia Is an Autosomal Dominant Disorder