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Active transport

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    Active transport
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  • Sometimes substances must move from a region of lower concentration to a region of higher concentration, this is called
    Active transport
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  • T / F movement of substances across the plasma membrane against a concentration gradient does not requires energy ( ATP )
    F
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  • What is the name of this structure ?
    ATP
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  • pump uses the energy to transport three sodium ions out of the cell while moving two potassium ions into the cell
    Na+/K+ ATPase pump
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  • is the secretion of materials through the plasma membrane from inside to outside
    Exocytosis
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  • is the process by which a cell surrounds a substance in the outside environment, enclosing the substance in a portion of the plasma membrane.
    Endocytosis
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  • The diffusion of water across a selectively permeable membrane
    Osmosis
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  • name those solutions
    Hypertonic, Hypotonic, isotonic
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  • Endocytosis or exocyctosis
    Endocytosis
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  • Endocytosis or exocyctosis
    exocytosis
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