Answer:
Explanation:
1. a. Sunlight hitting the Earth's surface is the source of all energy in the pyramid.
b. 25,500 kcal is provided by this source to a square meter per year.
Pangea began to separate.
Probably to not contaminate food or accidentally poison it.
The greatest surface area for gas exchange is found in the Alveoli
Answer:
False
Explanation:
A theory can be proven just the same as a hypothesis can.
Hope this helps!
