Huntington Disease in Humans is an Example of ________

Question

Huntington disease in humans is an example of ________.
A) lethal alleles
B) epistasis
C) semilethal alleles
D) recessive inheritance
E) environmental effects

Accepted Answer

Huntington disease is caused by a dominant lethal allele, meaning that individuals with even one copy of the affected allele will develop the disease and typically die young.