A Person with Type AB Blood Receives a Transfusion of Type

question 5

Multiple Choice

A person with type AB blood receives a transfusion of type O blood. Will there be a transfusion reaction? Why or why not?

• A)no: the recipient has no antibodies to antigens A and B, and therefore can receive blood from a type O donor
• B)yes: the recipient must receive blood of the same type as his or her own
• C)no: the anti- A and anti- B antibodies of the recipient do not affect the donated blood, because type O blood has no A or B antigens
• D)yes: the anti- A and anti- B antibodies of the recipient clump and hemolyze the donated blood

Explain the concepts of genetic drift, the founder effect, and bottlenecks.

Describe selection types, including positive, negative, and balancing selection.

Explain the relationship between allele frequency and genotype frequency in populations.

Understand the role of mutation-selection balance in maintaining genetic diversity.

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Definitions:

Fatty Acid

Molecule that contains a hydrocarbon chain and ends with an acid group.

Amino Acid

Organic compounds that combine to form proteins, serving as the building blocks of protein synthesis and playing vital roles in processes such as neurotransmitter transport and biosynthesis.

Hemoglobin

A protein in red blood cells that carries oxygen from the lungs to the rest of the body and returns carbon dioxide from the body to the lungs.