Blood Type Genetics

What determines your blood type?

• The number of red blood cells

• The size of your red blood cells

• The kinds of carbohydrate tags on your red blood cells

• The color of your blood cells

Tags

NGSS.HS-LS1-1

Which allele combination results in type A blood?

• IAIB

• ii

• IBIB or IBi

• IAIA or IAi

What is the genotype for type AB blood?

• ii

• IBIB

• IAIB

• IAIA

Tags

NGSS.HS-LS3-2

Which blood type has no A or B antigens on the red blood cells?

• Type A

• Type B

• Type AB

• Type O

Tags

NGSS.HS-LS3-2

What is the relationship between IA and IB alleles?

• IA is dominant to IB

• IA and IB are recessive

• IA and IB are codominant

• IB is dominant to IA