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Page 80
... transport proteins . However , large molecules , such as proteins and polysaccharides , as well as larger particles , generally cross the membrane by a different mechanism — one involving vesicles . Exocytosis As we described in Chapter ...
... transport proteins . However , large molecules , such as proteins and polysaccharides , as well as larger particles , generally cross the membrane by a different mechanism — one involving vesicles . Exocytosis As we described in Chapter ...
Page 81
Neil A. Campbell. of vesicles with the plasma membrane ; this is called exocytosis . A transport vesicle that has budded from the Golgi apparatus moves along microtubules of the cytoskeleton to the plasma membrane . When the vesicle ...
Neil A. Campbell. of vesicles with the plasma membrane ; this is called exocytosis . A transport vesicle that has budded from the Golgi apparatus moves along microtubules of the cytoskeleton to the plasma membrane . When the vesicle ...
Page 96
... transport . Concept 7.5 : Bulk transport across the plasma membrane occurs by exocytosis and endocytosis ▫ Exocytosis In exocytosis , transport vesicles migrate to the plasma membrane , fuse with it , and release their contents ...
... transport . Concept 7.5 : Bulk transport across the plasma membrane occurs by exocytosis and endocytosis ▫ Exocytosis In exocytosis , transport vesicles migrate to the plasma membrane , fuse with it , and release their contents ...
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active transport animal cells artificial cell blood called cotransport cell is negative Cell-Cell Recognition cellular cholesterol concentration gradient Concentrations Affect Cells Concept 7.4 Concept Check cytoplasm decreasing extracellular drive the active electrochemical gradient Endocytosis In endocytosis Energy in Active exocytosis and endocytosis extracellular solution facilitated diffusion fluid mosaic model fungi glucose Golgi hydrogen ions hydrophobic hypertonic hypotonic environment inside isotonic lipid bilayer main electrogenic pump Maintenance of Membrane membrane potential membrane proteins Membrane Structure membrane traffic move solutes nerve cell neuron occurs by exocytosis osmosis osmotic passive transport phospholipids pinocytosis plant cells plasma membrane occurs positive charge potassium ions proteins are embedded protists proton pump pump of plants Pumps Ions receptor-mediated endocytosis Salt Concentrations Affect selectively permeable Self-Quiz side where solute signal sodium-potassium pump solute(s specific transport protein store energy substance sucrose uptake sucrose-H suggested answers three sodium ions translocates transport uses energy types of endocytosis voltage Water Balance