List Three Reasons Why a Primary Key Is Important

question 32

Essay

List three reasons why a primary key is important.

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Definitions:

Amino-Type

Relates to compounds or functional groups that contain an amino group, characterized by a nitrogen atom attached to hydrogen atoms or organic substituents.

Molecular Weight

The sum of the atomic weights of all atoms in a molecule, used in calculating concentrations and reactions in chemistry.

Ethylene Glycol

A toxic organic compound commonly used as an automotive antifreeze and a precursor to polymers.

1,2-Ethanediol

A chemical compound commonly known as ethylene glycol, used as an antifreeze and precursor to polymers.