Huntington's Disease is an autosomal dominant disorder. Julie is a woman with Huntington's who has one parent who does not have Huntington's. What is Julie's genotype?
a) homozygous dominant
b) heterozygous
c) homozygous recessive
d) either homozygous dominant or homozygous recessive
Ans: b) heterozygous
You might also like to view...
Fertilizers are essentially made up of:
A. mostly organic matter B. different types of soil C. deficiency amendments D. minerals E. plant foods
A ______ is a regulatory molecule that is secreted into the blood by an endocrine gland.
A. metabolite B. hormone C. peptide D. G protein E. neurotransmitter
What structure do myelin sheaths form along?
A. Cell bodies B. Dendrites C. Ganglia D. Axons E. Neuroglia
Many people who start exercise plans as a way of reducing their weight are frustrated because they may initially gain weight rather than lose it. This is because
A. muscle weighs more than fat. B. protein has more Calories than fat. C. fat has more Calories than protein. D. carbohydrates have more Calories than fat.