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Match the Terms with Their Correct Meanings

question 120

Multiple Choice

Match the terms with their correct meanings.
-An exaggerated or unusual hypersensitivity to a foreign protein


Definitions:

Opposite Charges

Charges that have different electrical signs, one positive and one negative, which attract each other.

Valence Shell

The outermost shell of an atom that contains the electrons most involved in chemical reactions.

Atom

The smallest unit of a chemical element, consisting of a nucleus of protons and neutrons, surrounded by electrons.

Negative Charge

A type of electrical charge characterized by the presence of more electrons than protons in an atom or molecule.

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