B. because they are not manufactured by the body
Glucagon - stored in the pancreas
Well that would be the moss in the pond
Neurotransmitters is chemical thing that has at sinaps...it function to sending electric impuls to axon..if neurotransmitters in the low level that makes a impuls slow to arrive the body..so reaction of body can slow motion..neurotrasmitters are slow when you takes a bad chemical thing as carbon monoxide and more...
I’m srry Ik I’m not helping but how do you ask questions yo the public ?