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Page 75
... sucrose into the cell ( Figure 7.19 ) . The protein can translocate sucrose into the cell against a concentration gradient , but only if the sucrose molecule travels in the company of a hydrogen ion . 75.
... sucrose into the cell ( Figure 7.19 ) . The protein can translocate sucrose into the cell against a concentration gradient , but only if the sucrose molecule travels in the company of a hydrogen ion . 75.
Page 76
... sucrose - H * cotransport to load sucrose produced by photosynthesis into specialized cells in the veins of leaves . The sugar can then be distributed by the vascular tissue of the plant to nonphotosynthetic organs , such as roots ...
... sucrose - H * cotransport to load sucrose produced by photosynthesis into specialized cells in the veins of leaves . The sugar can then be distributed by the vascular tissue of the plant to nonphotosynthetic organs , such as roots ...
Page 105
... sucrose uptake by plant cells . Cells are immersed in a sucrose solution , and the pH of the solution is monitored with a pH meter . Samples of the cells are taken at intervals , and the sucrose in the sampled cells is measured . The ...
... sucrose uptake by plant cells . Cells are immersed in a sucrose solution , and the pH of the solution is monitored with a pH meter . Samples of the cells are taken at intervals , and the sucrose in the sampled cells is measured . The ...
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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