The answer is diversification. The populace segment of an animal varieties' specialty relates to the conveyance of people crosswise over situations inside an area. As developmental clades of species expand, they apparently fill specialty space, and, thus, the rate of increment in species numbers moderates.
Answer:
there are all kinds of signals occur in the brain
Explanation:
Hope this help not sure if it is the right answer
Diaphragm...is the muscle that helps in respiration.....there are also some other but....you said flat so diaphragm !