Which of the following does NOT directly affect the rate of diffusion of a substance across a membrane?
a. concentration gradient
b. cellular volume
c. permeability of the membrane to the diffusing substance
d. surface area across which diffusion is taking place
e. molecular weight of the diffusing substance
B
Anatomy & Physiology
You might also like to view...
The main way the kidney regulates potassium ions is to excrete them
Indicate whether the statement is true or false
Anatomy & Physiology
Voltage-gated channels open or close in response to changes in membrane potential
a. True b. False Indicate whether the statement is true or false
Anatomy & Physiology
The externally visible portions of the reproductive system are referred to as ____________________
Fill in the blank(s) with correct word
Anatomy & Physiology
Tissues receive more O2 when the pH is lowered.
Answer the following statement true (T) or false (F)
Anatomy & Physiology