Native Americans Have a High Frequency of the O Allele

question 39

Multiple Choice

Native Americans have a high frequency of the O allele in the ABO blood type system,whereas the B allele has its highest frequency in Asia.This is an example of humans being:

• A)climatic.
• B)polymorphic.
• C)polytypic.
• D)evolutionary.
• E)faunal.

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Definitions:

Phagocytic Cells

Cells that are capable of ingesting and breaking down pathogens or particles, playing a key role in the immune response.

Neutrophils

White blood cells that are a key part of the immune system, responsible for fighting infection by ingesting microorganisms and releasing enzymes.

Lymphocytes

A type of white blood cell that is part of the immune system, helping the body fight infection and disease.

MHC Markers

Self-proteins in the plasma membrane of vertebrate body cells.