what is true about cell membrane?, it is selectively permeable, it is impermeable, it is permeable, osmosis, diffusion, active transport, osmosis, diffusion, active transport, osmosis, diffusion, active transport, why materials are moved by active transport?, because they are big in size, because there isn't selectively permeable membrane, because the cell need them, which of the following materials move by diffusion?, water, glucose, oxygen, A and B, B and C, which of the following needs energy?, movement of water from high concentration to low concentration, movement of oxygen from high concentration to low, movement of sodium ions from low concentration to high concentration

G7 2nd revision

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