The Ability of Some Viruses to Remain Inactive (Latent) for a Period

question 33

Multiple Choice

The ability of some viruses to remain inactive (latent) for a period of time is exemplified by ________.

• A) influenza, a particular strain of which returns every 10-20 years
• B) herpes simplex viruses (oral or genital) whose reproduction is triggered by physiological or emotional stress in the host
• C) Kaposi's sarcoma, which causes a skin cancer in people with AIDS but rarely in those not infected by HIV
• D) the virus that causes a form of the common cold, which recurs in patients many times in their lives

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Definitions:

Phobia

An extreme or irrational fear of or aversion to something.

Tarantula

A type of large, hairy spider belonging to the family Theraphosidae, known for their size and often kept as exotic pets.

Overcome

To successfully deal with or gain control of something difficult.

Classical Conditioning

A method of learning where two stimuli are consistently associated; the response initially triggered by the second stimulus becomes triggered by the first stimulus over time.