I think that the statement is true
Answer:
Soil is composed of small pieces of a variety of materials, so it is a heterogeneous mixture.
Explanation:
I believe it's Preganglionic Neurons
because in parasympathetic the pre-ganglionic neurons begin in the brain stem, and secretes Aceytolcholine as a neurotransmitter. ;)
I'm taking A&P2 this spring so I know haha
Answer: Yes they are
Explanation: plz mark brainliest