Question 1
If all the offspring of a testcross are alike and resemble the organism being tested, then that parent is
◦ homozygous dominant.
◦ homozygous recessive.
◦ heterozygous.
◦ recessive.
◦ incompletely dominant.
Question 2
If one parent has blood type A and the other parent has blood type B, then which of the following blood types is possible in the children?
◦ only AB
◦ A and AB
◦ B and AB
◦ A, B, AB, and O
◦ O only