Over the past five hundred years, how many species are known to have gone extinct? Group of answer choices

a, 500 species

b. 750 species

c. 900 species

d. an unknown number of species

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.

This was a series of articles written to persuade new york to ratify the constitution.

Marie places her house plant near a window. the sun shines in the window, but her plant is slightly out of reach for the sun. what will marie's plant do to survive