Both use ion channels to move ions across the cell membrane, in or out of the cell. Differences: Passive Transport (or Diffusion) moves ions from high concentration to low, using no metabolic energy. Active Transport moves ions from low concentration to high, using metabolic energy in the form of ATP.
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<em>elletrical. hope this helps!</em>
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Astronomy is the scientific study of celestial objects. (Such as stars, planets, comets, and galaxies)
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In the moonlight, they see a shadow of a man holding a gun (it's Nathan Radley)
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