A single motor neuron together with all the skeletal muscle fibers it innervates is called a:. a. a dermatome.
b. an end plate.
c. an end foot.
d. a motor unit.

According to the cell theory, which describes cells? a. all organisms are composed of multiple cells. b. all cells have the same structure and function. c. cells are found in everything on earth. d. living organisms are not created spontaneously