Chemical Signal Pathways

question 16

Multiple Choice

Chemical signal pathways

• A)operate in animals, but not in plants.
• B)are absent in bacteria, but are plentiful in yeast.
• C)involve the release of hormones into the blood.
• D)often involve the binding of signal molecules to a protein on the surface of a target cell.
• E)use hydrophilic molecules to activate enzymes.

---

Definitions:

Income and Substitution Effects

The changes in consumer behavior resulting from changes in relative prices and purchasing power, affecting choices between goods.

Utility Function

A mathematical representation of how a series of choices provides different levels of happiness or satisfaction to an individual or entity.

Budget Constraint

An economic model that represents all the combinations of goods and services that a consumer can afford, given their income and prices of goods.

Relative Prices

The price of one good or service compared to another, usually indicating how many units of one good you can exchange for a unit of another.