Passive diffusion can be distinguished from facilitated diffusion by plotting tr
ID: 974647 • Letter: P
Question
Passive diffusion can be distinguished from facilitated diffusion by plotting transport rate (y-axis) against solute concentration ( x-axis), and noting that:
a. facilitated diffusion rates display saturation behavior with increasing substrate concentrations.
b. passive diffusion rates display saturation behavior with increasing substrate concentrations.
c. passive diffusion involves formation of a specific solute: protein complex, so the transport rate approaches Vmax at high solute concentrations.
d. proteins capable of effecting facilitated diffusion do so only if G < 0.
e. because passive diffusion does not involve formation of a specific solute: protein complex, the plot of rate vs. concentration is linear.
Explanation / Answer
A E and D are true