What is one challenge of the devolution revolution for state governments?

Under their police powers, states can enact and enforce all of the following EXCEPT what?

__________ nervous system: involuntary sensory & motor neurons control GI tract, neurons function mostly independently of ANS & CNS

__________ matter: slow conduction speed, contains cell bodies, dendrites, axon terminals

The term participatory democracy applies most accurately to the United States since 1787.

__________ nervous system: involuntary sensory & motor neurons control GI tract, neurons function mostly independently of ANS & CNS

Variably sized projection with rough, bumpy surface.

__________ __________: insulates and speeds up impulse

Furrow on a bone for passage of blood vessel, nerve or tendon.

The term participatory democracy applies most accurately to the United States since 1787.