Can anyone help? Please respond ASAP

The resting potential of a neuron refers to a. the electrical polarization of the inside and outside of the neural membrane. b. a brief electrical charge that travels down the axon. c. a capacity to reabsorb neurotransmitter molecules released into the synaptic gap. d. the storage of neurotransmitter molecules within synaptic vesicles.

The flashing of directional signals as it indicates that used it safe to bed

The biome pictured above is found in areas such as kenya and south africa. the land is grass-covered with very few trees and gazelles and other grazers are common here. why does this biome have a low population of trees? a) large grazing animals destroy the trees. b) it is a deforested rainforest with poor soil. c) it has high temperatures and low precipitation. d) it has a long rainy season followed by flooding.