Which of the Following Statements Best Describes the Etiologic Development

question 4

Multiple Choice

Which of the following statements best describes the etiologic development and transmission of AIDS?

• A) AIDS is caused by a retrovirus and transmitted through body fluids.
• B) The mechanism of AIDS transmission is unknown; therefore AIDS is considered to be highly contagious.
• C) AIDS is an autoimmune disease triggered by a homosexual lifestyle.
• D) AIDS is caused by a virus that can be transmitted only by sexual contact.

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Definitions:

Molecular Structure

Describes the arrangement and bonds between atoms within a molecule, determining its chemical properties and behavior.

Mutation

An alteration in the molecular structure of an individual’s DNA.

DNA

Deoxyribonucleic acid, a molecule that contains the genetic instructions for the development, functioning, growth, and reproduction of all known living organisms and many viruses.

Heterozygous

Referring to an organism that has two different alleles for a specific gene, one inherited from each parent.