Oxygen Enters the Mitochondria

question 32

Multiple Choice

Oxygen enters the mitochondria

• A) by diffusion, at a rate that is dependent on the flow of the oxygenated capillary blood.
• B) by diffusion, at a rate that is dependent on the difference in O₂ partial pressure between the blood systemic capillaries and the mitochondria.
• C) by convection, at a rate that is dependent on the difference in O₂ partial pressure between the blood systemic capillaries and the mitochondria.
• D) by convection, at a rate that is dependent on the flow of the oxygenated capillary blood.

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Definitions:

Optimal Scale

The size of a company or level of production that minimizes costs and maximizes efficiency and profit.

Long-run Equilibrium

A state in which all inputs can be adjusted by firms, market supply meets demand, and no economic profit is earned by firms in a perfectly competitive market.

Long-run Equilibrium

A state in an economy or market where all factors of production and economic variables are balanced, and there are no external pressures forcing change.

MR = MC

The condition under which profit is maximized, where marginal revenue equals marginal cost.