I believe it’s the sun
As the sun gives nutrients to the plant
Plant gets satin by animal
Animal gets eaten by animal and so on and the nutrients would be passed on
Benign means that the growth doesn’t spread to other parts of the body and the tumor is noncancerous.
Plasma membrane allows some material to pass through it while on the same time it blocks other material from entering through it.
Answer:
Understanding the carbon cycle and how it behaves requires that we think of it as a complex dynamic system with components of the system interacting with each other in often unpredictable and emergent ways. A change in one part of a complex system can often cause a myriad of changes in other parts of the system. The Amazon forest ecosystem is a good example of a complex ecosystem currently undergoing changes.
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