Question 1
In which of the following does the onset of symptoms usually occur in individuals after childbearing age?
◦ Tay-Sachs
◦ hemophilia
◦ Huntington's
◦ muscular dystrophy
◦ achondroplasia
Question 2
Infants who are homozygous dominant for achondroplasia
◦ are often stillborn.
◦ grow to be no taller than two feet.
◦ grow taller than individuals who are heterozygous.
◦ attain a normal height.
◦ do not develop arms and legs.