Practice for the Quiz

Question 1

• What is it called when the phenotypic expression of a trait is dependent on more than one gene?

Question 2

• When one gene is epistatic over another gene what does that mean?

Question 3

• Describe what happens when a trait is inherited with multiple alleles?

Question 4• There was a mix up at the hospital but thankfully blood typing was

there to help:

• Baby 1: Blood type O• Baby 2: Blood type AB• Baby 3: Blood Type A

Smiths: Mom=A, Dad=BFranklins: Mom = AB Dad= OBrowns: Mom=B Dad=B

Who belongs to who?

Question 5

• What is Mrs. Browns Blood Type?Baby 1: Blood type OBaby 2: Blood type ABBaby 3: Blood Type A

Smiths: Mom=A, Dad=BFranklins: Mom = AB Dad= OBrowns: Mom=B Dad=B

Question 6

• A man with blood type B whose father was blood type O marries a woman who is blood type A and both of her parents were AB. What is the expected genotypic and phenotypic ratio of their children?

Question 7

• Determine the likely inheritance pattern of this trait:

Question 8

• What is the genotype of person 7

Question 9

• Determine the likely inheritance pattern:

Question 10

• What is the genotype of person 4