After an action potential, the opening of additional voltage-gated channels and the inactivation of sodium channels, cause the membrane to return to its resting membrane potential.
sodium
potassium
calcium
chloride

4. how does a phospholipid behave in water? the phosphate head does not mix with water; the fatty acid tails do. the phosphate head and the fatty acid tails mix with water. the phosphate head and the fatty acid tails do not mix with water. the phosphate head mixes with water; the fatty acid tails do not.

Which equation is used to calculate the magnetic force on a charge moving in a magnetic field

The breakdown of food is accomplished by enzymes. a. physical b. chemical c. mechanical d. none of the above