Signal Molecules Bind to _______ on the Surface of Target

question 50

Multiple Choice

Signal molecules bind to _______ on the surface of target cells.

• A) receptors
• B) tissues
• C) lysosomes
• D) neurons

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Definitions:

Marginal Productivity

The extra output or benefit gained from increasing one unit of a particular resource while keeping other resources constant.

Income Distribution

The way in which total income is divided among individuals or households in an economy.

Labor

The human effort, both physical and mental, used in the production of goods and services.

Capital

Economic resources or assets used in the production of goods and services, such as machinery, buildings, or tools.