Its B clearing and farming. Because if you think of it when someone clears trees and bushes they most likely won't come back.
Not true, certain chemical transmitters stimulate certain receptors
Answer:
Animals at the top of the food chain are too hard to be caught and eaten, while plants and smaller animals are eaten easily.
Explanation:
The answer is true because the top of the list would be the selection sorr
The same ligand can bind to different receptors causing different responses (e.g.. acetylcholine). On the other hand, different ligands binding to different receptors can produce the same cellular response (e.g. glucagon, epinephrine).
