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12 cards from this deck
From lower to higher concentration
Concentration gradient
Yes, it requires energy
ATP (adenosine triphosphate)
Mineral ions
Mineral concentration higher inside cells than in soil
Glucose and amino acids
When nutrient concentration lower in gut than in blood
Absorbs nutrients even when lower outside the cell
Concentration gradients across cell membranes
Nerve impulse transmission and muscle contraction
No, it requires energy
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