Why compost fertilizer is organic fertilizer

Compost fertilizer can only be organic if the products used in the fertilizer are organic.

Explanation:

Meaning it’s made out of organic fruits and veggies.

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.  

read more on -

i believe the answer would be b. hope it : )