How Many Classes of Nutrients Are There

question 43

Multiple Choice

How many classes of nutrients are there?

• A) two
• B) four
• C) six
• D) eight

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Definitions:

Otoscope

A medical device used to look into the ears for diagnostic examination.

Tympanic Membrane

The thin, cone-shaped membrane that separates the external ear from the middle ear, also known as the eardrum.

Laboratory Refrigerators

Specialized refrigeration units designed to store biological samples, vaccines, and other sensitive materials at precise temperatures for research and medical purposes.

Temperature

A measure of the hotness or coldness of a body or environment, indicative of the level of kinetic energy of particles in the object or the air.