2024 Spring Final Exam Review

Colorblindness is a recessive X-linked disorder.

Which genotype represents a male with normal vision?

• X^N Y^N

• Xⁿ Yⁿ

• X^N Y

• Xⁿ Y

What would the genotype be of a colorblind male?

• X^NY

• X^NYⁿ

• XⁿY

• XⁿYⁿ

The blending of two traits in which one is not completely dominant over the other is known as ---

• incomplete dominance

• codominance

What type of inheritance pattern is shown here?

• Codominance

• Incomplete dominance

The green fish offspring in this image is an example of ---

• Incomplete dominance

• Codominance

Incomplete dominance occurs in cats, which allows them to be Black, White, or gray as shown on this Punnett square. What percentage of the offspring will be black?

• 25

• 50

• 75

• 100

Incomplete dominance occurs in cats, which allows them to be Black, White, or gray as shown on this Punnett square. What percentage of the offspring will be gray?

• 25

• 50

• 75

• 100

What are the blood types of the possible children that a woman (type O) and man (type AB) can have?

• O and AB

• O and A

• O and B

• A and B

Which term(s) best describes the inheritance of human blood types?

• incomplete dominance and multiple alleles

• codominance and epistasis

• codominance and multiple alleles

• incomplete dominance and codominance

If a person has type B blood, the phenotype is B. What can the genotype be?

• I^BI^B or I^Bi

• I^AI^A or I^Ai

• I^AI^B

• ii