Answer:
Depending on the food pyramid, on the side there may be something that says decomposers. These eat from all of the sections of the pyramid.
Energy flows from the bottom to the top, and then to the side with the decomposer.
Geology is a branch of natural science that studies rocks, how they form, etc.
This field of study enabled us to know the age of Earth, the different layers that make up earth amongst many other things.
Hope it helped,
BioTeacher101
(If you have any questions, feel free to ask them in the comments)
Answer:
1. Providing structure --> Collagen makes skin strong yet flexible.
2. Maintaining homeostasis --> Insulin controls the concentration of sugar in the blood.
3. Fighting Disease --> IgA prevents the buildup of viruses and bacteria in the gut.
4. regulating chemical reactions --> Pepsin works in the stomach to speed up the breakdown of food.
I believe a river is the answer