What is the difference between active and passive transport?

Passive and active transport are similar because they move substances in and out of the cell.Passive and active transport are different because passive transport moves substances from an area of high concentration to a area of low concentration and requires no energy to be used by the cell while active transport moves substances from an area of low concentration to an area of high concentration and requires the cell to use energy.

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surface mining destroys mountain tops, landscapes, forests and wildlife habitats. on top of that, it leads to soil erosion and destruction of agricultural land. the landscape changes can also disrupt river channels and streams, which leads to flooding. which, can destroy plant life and other animals as well.

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the answer is "a.) well–developed vascular system."

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