A protein found in membranes, which is capable of carrying a specific molecule or ion through the membrane by active transport or facilitated diffusion.
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Card 17
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The movement of water from a region of high water potential to a region of lower water potential across a partially permeable membrane.
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Card 18
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The route taken by water between the cells or through the cell walls in a plant.
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Card 19
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The amount of oxygen in the air expressed as the pressure created by the presence of oxygen, expressed in kilopascals.
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Card 20
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A patch of tissue in the septum of the heart that conducts the electrical stimulus from the atria in the heart through to the purkyne tissue.
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Card 21
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The route taken by water through the cytoplasm of cells in a plant
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Card 22
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Method of cell division in bacteria
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Card 23
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The volume of air moved in and out of the lungs with each breath when at rest.
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Card 24
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A fine strand of cytoplasm that links the protoplasm of adjacent plant cells through a thin area of wall called a pit.
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Card 25
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In mitosis, the stage when the newly separated chromatids are pulled towards opposite poles of the nuclear spindle.
