To Discover the Location of a Genetic Mutation That Causes

question 144

Multiple Choice

To discover the location of a genetic mutation that causes disease in humans, scientists use genetic mapping. Specifically, they look for genetic markers, or previously discovered DNA polymorphisms, that show statistical association with the disease gene. The statistical association means that the:

• A)DNA polymorphism causes the disease.
• B)disease causes the DNA polymorphism.
• C)DNA polymorphism and the disease gene are unlinked.
• D)DNA polymorphism and the disease gene are linked.

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Definitions:

Cardiovascular System

The component of the body comprised of the heart, blood vessels, and blood, responsible for circulating nutrients and oxygen to tissues and removing carbon dioxide and other wastes.

White Blood Cells

White Blood Cells are cells of the immune system involved in protecting the body against both infectious disease and foreign invaders.

Brittleness

The tendency of a material to break or shatter without significant deformation when under stress.

Erectile Dysfunction

A medical condition characterized by the inability to achieve or sustain an erection suitable for sexual intercourse.