Explanation:
A food web shows how organisms in a community prey and feed on each other (feeding relationships). It is composed of many interconnected food chains. In addition, it, therefore, shows how energy is transferred up an ecosystem from the primary producers (in this case the trees and grass) to the tertiary consumers (in this case the hawks and wolves).
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Rock B may have many fossils.
ATP looses one phosphate group and converts to ADP
A measurement of population per unit area
For example x amount of people in 1000 square feet