Refer to the Figure Below Showing a Substance Diffusing into a Cell

question 221

Multiple Choice

Refer to the figure below showing a substance diffusing into a cell over time. Which statement provides an accurate description of this figure?

• A) The average rate of motion of particles is greater in panel A than in panel C.
• B) In panel B, more particles move into the intracellular compartment than move into the extracellular compartment over the same time period.
• C) Panel C shows the system at equilibrium, the state in which particles cease to move between the extracellular and intracellular compartments.
• D) The rate of change in concentration of particles in the intracellular compartment gradually increases from panel A to panel B to panel C.
• E) The rate of change in concentration of particles in the extracellular compartment remains constant from panel A to panel B to panel C.

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Definitions:

Present Value

The current economic value of a future financial sum or sequence of inflows, determined by a particular rate of return.

Coupon Rate

The interest rate stated on a bond when issued, which represents the annual interest payment made to bondholders.

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The original constitution of the 13 American states, ratified in 1781, which was replaced by the U.S. Constitution in 1789 due to its weakness in central government powers.

Human Nature

The inherent characteristics, including ways of thinking, feeling, and acting, that all humans are said to possess naturally.