Answer:
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Examples; of biotic factors include any animals, plants, trees, grass, bacteria, moss, or molds that you might find in an ecosystem.
Explanation:
In general, biotic factors are the living components of an ecosystem and are sorted into three groups: producers or autotrophs, consumers or heterotrophs, and decomposers or detritivores.
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Answer:
carbohydrates, lipids, proteins, and nucleic acids.
Explanation:
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The process is called Erosion. During the Erosion, materials from one place such as soil and rocks will be transport to another location. The process is also contrast to the process called deposition which responsible for the control of the arrival of the materials to a new place like the rocks from Blue ridge Mountain to Virginia's Coast. 
        
                    
             
        
        
        
<span>The correct answer is C. W</span><span>ater molecules go in both directions at the same rate/speed.</span>