These Two Systems Control and Coordinate the 50 Trillion Cells

question 21

Multiple Choice

These two systems control and coordinate the 50 trillion cells in a human.

• A)muscular and nervous systems
• B)circulatory and lymphatic systems
• C)endocrine and nervous systems
• D)circulatory and endocrine systems
• E)muscular and skeletal systems

---

Definitions:

Brand Name

A name owned by a particular firm that distinguishes its products from those of other firms.

Economic Profit

The net gain of a company after deducting both its explicit and implicit expenditures from its aggregate revenue.

Monopolistic Competitor

a firm that operates in a market with many competitors, each offering a product that is similar but not identical.

Minimum ATC

The lowest point on the Average Total Cost curve, indicating the most efficient scale of production for minimizing costs.