Biology, Pages 135-140CD-ROM contains: investigations, videos, word study & glossary, cumulative tests and chapter guides. |
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Page 78
... salt . The solutes are taken up by transport proteins on the intestinal cell surface and passed through the cells into the blood . The resulting osmotic pressure causes a flow of water from the intestine through the intestinal cells ...
... salt . The solutes are taken up by transport proteins on the intestinal cell surface and passed through the cells into the blood . The resulting osmotic pressure causes a flow of water from the intestine through the intestinal cells ...
Page 94
... : Active transport uses energy to move solutes against their gradients The Need for Energy in Active Transport Specific membrane proteins use energy , usually in the form of ATP , to do the work of active 94 Investigation How Do Salt ...
... : Active transport uses energy to move solutes against their gradients The Need for Energy in Active Transport Specific membrane proteins use energy , usually in the form of ATP , to do the work of active 94 Investigation How Do Salt ...
Page 105
... Salt Lake ? How about those living in habitats where salt concentration fluctuates ? Scientific Inquiry An experiment is designed to study the mechanism of sucrose uptake by plant cells . Cells are immersed in a sucrose solution , and ...
... Salt Lake ? How about those living in habitats where salt concentration fluctuates ? Scientific Inquiry An experiment is designed to study the mechanism of sucrose uptake by plant cells . Cells are immersed in a sucrose solution , and ...
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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