18. Huntington's disease is a genetic disorder that is caused by a dominant allele.
Which of the following is true?
• A. A child who inherits one copy of the gene that causes Huntington's will have the
disease.
O B. A person with Huntington's disease will pass the disease on to 100 percent of their
children.
O C. A child who inherits one copy of the gene that causes Huntington's is a carrier for the
disease.
D. Huntington's disease tends to skip generations.