Communication Between Cells Occurs When Chemical Messengers from One Cell

question 37

Multiple Choice

Communication between cells occurs when chemical messengers from one cell bind to ________ on another cell.

• A) channel proteins
• B) receptor proteins
• C) marker molecules
• D) second messengers
• E) integrins

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Definitions:

Supply and Demand

Refers to the economic model that determines the price of goods and services based on sellers' supply and buyers' demand.

Excess Demand

A market condition where the quantity demanded of a good or service exceeds its quantity supplied at a given price.

Equilibrium Price

The cost in the market at which the supply and demand for goods are balanced.

Invisible Hand Principle

An economic theory proposed by Adam Smith, suggesting that individuals' pursuit of self-interest in free markets leads to economic prosperity and efficiency as if guided by an invisible hand.