Which statement is true about clear-cutting? A)
It increases erosion.
B)
It causes the soil to lose nutrients.
C)
It can regenerate desirable species.
D)
All of the above

all of the above

Explanation:

if trees are cutted then all of the above things will happen so we should not cut the tree

D.) All of the above

Explanation:

got it right on edge 2021

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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correct answer is a. and d.