Blood Type Phenotypes and Genotypes Quiz

Which of the following is NOT a phenotype that can be easily observed?

• Height

• Hair texture

• Blood type

• Eye color

What are the main components of blood?

• Red blood cells, white blood cells, and plasma

• White blood cells, plasma, and platelets

• Plasma, platelets, and white blood cells

• Platelets, plasma, and red blood cells

Which blood type has both A and B antigens on the surface of red blood cells?

• Type A

• Type O

• Type B

• Type AB

What antigens are present on the surface of red blood cells in Type O blood?

• A antigens

• B antigens

• Neither A nor B antigens

• Both A and B antigens

Why can a person with Type O blood donate to anyone?

• Because Type O blood has both A and B antigens

• Because Type O blood has no A or B antigens

• Because Type O blood has only B antigens

• Because Type O blood has only A antigens

Which blood type can receive blood from any other blood type?

• Type A

• Type B

• Type AB

• Type O

What does a plus sign (+) indicate in a blood type?

• Presence of A antigens

• Absence of Rh factor

• Presence of Rh factor

• Presence of B antigens

What is the genotype for Type O blood?

• IBIB

• IAIB

• ii

• IAIA

If both parents have Type A blood, which genotype combination could result in a child with Type O blood?

• One parent is IBIB and the other is IAi

• One parent is IAIA and the other is IAi

• Both parents are IAIA

• Both parents are IAi

What is the probability of two heterozygous Type A parents having a Type O child?

• 50%

• 75%

• 0%

• 25%