Which Organisms Use Negative Pressure to Move Air into the Lungs

question 1

Multiple Choice

Which organisms use negative pressure to move air into the lungs?

• A)ducks
• B)iguanas
• C)humans
• D)mice
• E)All of these use negative pressure to move air into their lungs.

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Definitions:

Equilibrium Price

The market price at which the quantity of a good supplied is equal to the quantity demanded, resulting in market equilibrium.

Marginal Cost

The augmentation in total cost triggered by the creation of one further unit of a product or service.

Equilibrium Price

The price at which the quantity of a good demanded by consumers equals the quantity supplied by producers, leading to a state of market equilibrium.

Equilibrium Price

The cost at which the amount of a product that buyers want to purchase matches the amount that sellers are willing to supply, creating equilibrium in the market.