Multiple Alleles Blood Type

If one of your parents is blood type A and the other is type B and both are heterozygous, which of the following blood types would you likely be?

• O

• AB

• A or B

• All of those are equally likely

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

The A and B alleles in human blood types are ___________ to each other.

• codominant

• homozygous

• completely dominant

• recessive

If one parent is heterozygous for type A blood and the other parent is homozygous for type B blood, what is the probability they could have a child with type B blood?

• 0%

• 25%

• 50%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS4-3

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

Tags

NGSS.HS-LS3-1

Some human traits are controlled by a single gene that has more than two alleles, such a gene is said to have _______ ______.

Multiple alleles have ________ form(s) of a gene that code for a single trait

• two or more

• one or more

• three or more

• four or more

___ alleles control the inheritance of blood types.

• 3

• 2

• 1

• 4

Which of the following blood types is not possible for a child if one parent is homozygous for type A and the other is heterozygous for type B?

• A

• B

• AB

• O

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

In the ABO blood group system, which allele is considered recessive?

• A

• B

• O

• AB

If a person has blood type AB, what alleles do they inherit from their parents?

• A and B

• A and O

• B and O

• O and O

Tags

NGSS.HS-LS3-1