In the United States Today

question 18

Multiple Choice

In the United States today,

• A)there is a surplus of teachers.
• B)there are enough teachers.
• C)there is a shortage of teachers.
• D)private schools lack enough teachers.

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Definitions:

Lipid Molecule

Organic molecules that are fatty acids or their derivatives and are insoluble in water but soluble in organic solvents.

Phospholipid

Molecule that forms the bilayer of the cell’s membranes; has a polar, hydrophilic head bonded to two nonpolar, hydrophobic tails.

Functional Group

A specific grouping of atoms within a molecule that is responsible for a characteristic chemical reaction.

Carbohydrate Molecules

Organic compounds consisting of carbon, hydrogen, and oxygen, serving as a major energy source for the body.