Answer:
do not know the answer and have no explanation
Answer:
True
Explanation:
because Ganglia were the evolutionary precursor to the centralized concentration of neurons that we now call a brain.
Answer:
It is the course that a nerve impulse follows as it makes its way through the nervous system.
Explanation:
These paths enable sensory signals (much like electrical charges) to be sent from one section of the nervous system to another by transferring between each neural cell membrane.
Scientific method for what?