Lucky People Who Cannot Be Infected with HIV Are Protected

question 39

Multiple Choice

Lucky people who cannot be infected with HIV are protected because

• A) they are already infected.
• B) their cells lack receptors that admit the virus.
• C) their cells have extra receptors for HIV.
• D) they were vaccinated.

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Definitions:

Supreme Court

The highest federal court in the United States, with authority over all other courts in the nation and the final interpreter of the U.S. Constitution.

President Harry S. Truman

The 33rd President of the United States, serving from 1945 to 1953, notable for ordering the use of atomic bombs on Japan and implementing the Marshall Plan to rebuild Europe after World War II.

Executive Order

A directive issued by the president or a governor that has the force of law, typically without the need for legislative approval.

Racial Segregation

The enforced separation of different racial groups within a community, institution, or country.