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That thing is called abrasion.
Answer:
The body has levels of organization that build on each other. Cells make up tissues, tissues make up organs, and organs make up organ systems. The function of an organ system depends on the integrated activity of its organs. For instance, digestive system organs cooperate to process food.
Explanation:
Answer:
C
Explanation:
Causes and increase in green house gasses such as CO2, N, and similar harmful gases.
