Inheritance and genetic crosses

Huntington's disease is an inherited neurodegenerative disorder caused by a dominant allele ( $H$ ).

One parent is heterozygous for the condition ( $H h$ ) and the other parent does not carry the disease-causing allele ( $hh$ ).

State the percentage probability that their child will inherit Huntington's disease.

[1]

Huntington's disease is an inherited neurodegenerative disorder caused by a dominant allele ( $H$ ).

One parent is heterozygous for the condition ( $H h$ ) and the other parent does not carry the disease-causing allele ( $hh$ ).

State the percentage probability that their child will inherit Huntington's disease.

[1]

Inheritance and genetic crosses Questions