In Figure 25

question 80

Multiple Choice

In Figure 25.21,which of the following was the dependent variable?

• A)The concentration of saxitoxin fed to the clams
• B)The rate of Na⁺ flow across the membrane of the clam neuron
• C)The ability of clams to burrow
• D)The location from which the clams were isolated
• E)The species of algae fed to the clams

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Definitions:

Money Supply

The overall sum of money available in an economy at a designated moment.

Government Expenditures

Spending by government agencies on goods, services, and projects to fulfill public policies, which can influence a nation's economic performance.

Multiplier

A factor that quantifies the change in economic output resulting from a change in fiscal or monetary input.

MPC

Marginal Propensity to Consume, a measure of how much consumption changes with a change in income.