Which of the following statements about organisms is not true? a. all organisms are made of cells ( i know this is true. ) b. all organisms have multiple cells. c. some organisms are made of one cell, while some are made of many cells. d. all cells come from existing cells. i’m thinking it’s either c, or d

the answer that best describes the relative refractory period in the neuron is the resting membrane potential is restored, but concentrations of sodium and potassium are not restored to their original state.

the refractory period is the time during which another stimulus given to the neuron will not lead to a second potential. thus, because na+ channels are inactivated during this time, additional depolarizing stimuli do not lead to new action potentials.  

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