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17 Cards in this Set
- Front
- Back
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Active transport |
Energy consuming transport of molecules or ions across a membrane against a concentration gradient |
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Bilayer |
Double layer formed by phospholipids due to the hydrophobic properties of the fatty acid |
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Cholesterol |
Compound of the sterole type found in most body tissues and all membranes |
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Diffusion |
Net movement of molecules from a region of high concentration to a region of low concentration. |
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Endocytosis |
Movement of large quantities into a cell using a vacuole. |
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Exocytisis |
Movement of large quantities out of a cell using a vacuole |
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Facilitated diffusion |
Passive Transport of a molecules or ions across a biological membrane via specific transmembrane integral protein |
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Glycoprotein |
Class of proteins that have carbohydrates group attached |
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Phospholipids |
Molecule made of 2 fatty acids and phosphate group. |
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Pinocytosis |
The ingestion of liquid into a cell by the budding of small vesicles from the cell membrane. |
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Plasmolysis |
Process where the proto plastic shrinks away the cell eall we water moves out |
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Pressure potential |
Component of water pressure caused by outward pressure of a cell due to changed in the number if water particles |
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Receptor molecules |
Protein molecule found embedded within the plasma membrane surface of a cell that receives chemical signals |
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Solute potential |
Component of water potential that is due to the presence of solute molecules |
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Transport proteins |
Type of protein that actively transport materials across a plasma membrane |
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Turgid |
Condition of a plant cell that is fully inflated with water |
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Water potential |
Measure of relative tendency of water from one area to another |
