Answer:
a forest of trees and undergrowth plants, inhabited by animals and rooted in soil containing bacteria and fungi, constitutes a biological community.
Explanation:
Answer: i think it's the first one and coexist is not in the dictionary
Answer:
Idea models represent the premise of the idea, but the model is just that, it's a simpler form of the idea.
In reality idea can vary on how complex or simple they can be and models are usually made to represent ideas that are too complex to just make or say.
It will work in saliva of animals
I would think the answer would be Afferent Neurons. These neurons receive signals from from outside stimuli that we pick up through our skin ( of the hand for example) and that signal is transmitted to the central nervous system. Hope this helps!