One Mechanism by Which Viruses May Cause Cancer Is to Interrupt

question 32

Multiple Choice

One mechanism by which viruses may cause cancer is to interrupt the genetic regulatory sequences of repressor proteins. Which of the following types of viruses is most likely to be involved in causing cancer by this mechanism?

• A) +ssRNA viruses
• B) - ssRNA viruses
• C) retroviruses
• D) dsRNA viruses
• E) both +ssRNA and - ssRNA viruses

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Definitions:

Wavelengths

The distance between successive crests of a wave, especially points in sound waves or electromagnetic waves.

Colorblindness

A condition in which individuals are unable to perceive certain colors in the way most people do, resulting from abnormalities in the color sensors in the eyes.

Depth Perception

The ability to perceive objects three dimensionally.

Monocular Cues

Powerful depth cues available from the image in one eye, either the right or the left.