Question 1
Select one answer.
Use the following information to answer the next three questions.
In humans, there are three alleles for blood type: A, B, and O. A and B are codominant over O. Suppose Jim, a man with type A blood, and Leah, a woman with type B blood, have a child, Winnie. Jim’s parents both have blood type AB. Leah’s mother has type B, and her father has type O.
Part 1 of 3: What is the probability that Winnie’s blood type will be AB?
A. 100%
B. 75%
C. 50%
D. 25%
E. 0%
Question 2
Select one answer.
Part 2 of 3: What is the chance that Winnie’s blood type will be A?
A. 100%
B. 75%
C. 50%
D. 25%
E. 0%
Question 3
Select one answer.
Part 3 of 3:What is the chance that Winnie’s blood type will be B?
A. 100%
B. 75%
C. 50%
D. 25%
E. 0%
Question 4
Select one answer.
Use the following information to answer the next three questions.
In dogs, colored fur, E, is dominant over colorless fur, e. Black fur color, B, is dominant over brown fur color, b. The E gene is epistatic to the B gene. Suppose a yellow male dog is mated with a black female. The male’s parents were both brown. The female’s mother was yellow, and her father was brown.
Part 1 of 3: What percentage of the puppies will be yellow?
A. 100%
B. 75%
C. 50%
D. 25%
E. 0%
Question 5
Select one answer.
Part 2 of 3: What percentage of the puppies will be black?
A. 100%
B. 75%
C. 50%
D. 25%
E. 0%
Question 6
Select one answer.
Part 3 of 3: What percentage of the puppies will be brown?
A. 100%
B. 75%
C. 50%
D. 25%
E. 0%
Question 7
Select one answer.
Red flower color is incompletely dominant over white flower color. If a red flower is crossed with a pink flower, what percentage of the offspring will be pink?
A. 100%
B. 75%
C. 50%
D. 25%

Question 8
Select one answer.
Red flower color is incompletely dominant over white flower color. If two pink flowers are crossed, what percentage of their offspring will be pink?
A. 100%
B. 75%
C. 50%
D. 25%