The action potential is a chemical substance that alters the activity of a receiving neuron. Select one
True
False

How are gross production and net production different? a. net production is always greater than gross production. b. net production is always less than gross production. only animals have net production. d. only plants have net production. select the best answer from the choices provided

The chemical form of energy that is useable by the cell to do work

There are only about 250,000 known fossil species. true or false