Complex Inheritance

A child has blood type AB. Which blood types would his parents most likely have?

• B and O

• O and A

• A and B

• AB and O

Which could NOT result from a cross between I^AI^B and I^Ai?

• Type A Blood

• Type B Blood

• Type AB Blood

• Type O Blood

What goes in box 15

• aabb

• AABB

• aaBB

• AAbb

Which of the following traits is controlled by multiple alleles in humans?

• Blood Type

• Albinism

• Color Blindness

Answer explanation

Blood type has options of A, B, or O alleles

Which of the following patterns can result in an intermediate trait, such as pink flowers when crossing red and white flowers.

• Sex-linked Alleles

• Complete Dominance

• Incomplete Dominance

• Co-Dominance

Answer explanation

Incomplete results in a blending of the two traits

How is it possible that a child inherits a trait that the parents do not display?

• Parents are Homozygous Dominant

• Parents are Homozygous Recessive

• Parents are Heterozygous, but only show the recessive trait

• Parents are Heterozygous, but only show the dominant trait

Answer explanation

Parents are carriers

Sex-linked genetic disorders are more commonly expressed in males.

• True

• False

Answer explanation

Males have 1 X, while females have 2

Which of the following describes when an organism shows both traits equally at the same time, no blending? Example: AB blood type or Roan horse

• Complete Dominance

• Incomplete Dominance

• Co-Dominance

• Sex-Linked

In mice, the homozygous mice are black and white. The heterozygous mice are gray. What pattern of inheritance is expressed in fur color in mice?

• complete dominance and recessiveness
• co-dominance
• incomplete dominance
• pleiotropy

If this image were real, it would represent what type of inheritance?

• incomplete dominance

• codominance

• polygenic inheritance

• complete dominance