Which of the Following BEST Describes the Generally Recognized as Safe

question 18

Multiple Choice

Which of the following BEST describes the Generally Recognized as Safe (GRAS) List?

• A)government law that prevents the intentional addition of compounds that have been shown to cause cancer in animals or humans
• B)government recommendation that all predatory fish be tested for mercury before being sold to the consumer
• C)catalogue of food additives generally regarded as safe; established in 1958 by the U.S. Congress
• D)pending legislation to ban irradiation as a method of food preservation

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Definitions:

Pitch

The quality of a sound governed by the rate of vibrations producing it; the degree of highness or lowness of a tone.

Frequency

The rate at which a vibration occurs that constitutes a wave, either in a material (as in sound waves), or in an electromagnetic field (as in radio waves and light).

Sound Wave

A type of pressure wave generated by vibrating objects, traveling through mediums such as air, water, or solids, and perceived as sound by the human ear.

Müller-Lyer Illusion

A visual illusion in which two lines of the same length appear to be of different lengths because of the orientation of arrow-like tails at their ends.