In the Following List,only ________ Is Not an Example of a Chemical

question 130

Multiple Choice

In the following list,only ________ is not an example of a chemical reaction.

• A)dissolution of a penny in nitric acid
• B)the condensation of water vapor
• C)a burning candle
• D)the formation of polyethylene from ethylene
• E)the rusting of iron

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Definitions:

Nissl Bodies

Structures within the cytoplasm of neurons that are associated with ribonucleic acid (RNA) and protein synthesis.

Rough Endoplasmic Reticulum

A network of tubular membranes within the cytoplasm of the cell studded with ribosomes involved in the synthesis of proteins.

Enteric Nervous System

Known as the "second brain," this extensive mesh-like system of neurons controls the function of the gastrointestinal system.

Digestive Tract

The series of hollow organs joined in a long, twisting tube from the mouth to the anus, where digestion of food occurs.