Resources Are Allocated by Systems of

question 27

Multiple Choice

Resources are allocated by systems of .

• A) economic checks and balances
• B) production, distribution, and consumption of goods
• C) individuals, businesses, and governments
• D) free-market economies

---

Definitions:

Propanoic Acid

A colorless, oily liquid with a pungent odor, used in the manufacture of various chemicals, including as a preservative.

Osmosis

The movement of water molecules through a semi-permeable membrane from a region of low solute concentration to a region of high solute concentration to equalize the concentrations on both sides of the membrane.

Semipermeable Membrane

A type of membrane that allows certain molecules or ions to pass through it by diffusion and occasionally specialized "facilitated diffusion," while blocking others.

Diffusion

The process by which molecules move from an area of higher concentration to an area of lower concentration, driven by thermal energy.