Why is autosomal dominant a more likely explanation than autosomal recessive in this pedigree?
- Acheck_circle
Affected children always have at least one affected parent, and the trait does not skip generations.
- B
Two unaffected parents have an affected child.
- C
The trait skips multiple generations.
- D
All affected individuals are male.
Explanation
Autosomal dominant traits show vertical transmission with no generational skipping; an affected child must have at least one affected parent (assuming complete penetrance and no de novo mutations).