Answer:
A nerve impulse
Explanation:
It's important to note that these signals not only connect the brain and spinal cord, but they also send signals to muscles and glands. People talk about nerve impulses when they talk about the electrical signal that goes down an axon.
Answer:
The lichen is a decomposer that digests rocks and forms soil.
D. wolves catch prey by hunting in packs trust me i got it right
