Ecosystems can be large and are made of biomes. Some examples of ecosystems are deserts and forests.
It would be Isomers!!!!! Hoped this helped you out.
The nerves in her hand are transfering heat into the ice and the ice is transfering cold into her hand until they are the same tempature.
The answer would be C. It cant be A because thats the small intestant job not the large intestant. It cant be B because thats the pancreas job. And it cant be D because thats DNA job. So its just C. Hope this helped