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15 Cards in this Set
- Front
- Back
Active Tansport |
The movement of ions or molecules across a cellular membrane |
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Diffusion |
The passive movment of particles |
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Endocytosis |
the process by which a living cell takes up molecules bound to its surface |
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Exocytosis |
A process by which a cell transports secretory products through the cytoplasm to the plasma membrane |
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Facilitated Diffusion |
is the process of spontaneous passive transport of proteins or ions across the plasma membrane, |
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Osmosis |
The movement of water molecules through a selectively permeable membrane from higher water concentration to a lower water concentration |
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Passive Transport |
Movement of biochemicals and other atomic or molecular substances across cell membranes without need of energy |
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Sodium Transport |
Movement of sodium throughout the cell |
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Vesicle Transport |
Vesicle Movment |
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Hypertonic |
A hypertonic solution is a type of solution that has a greater concentration of solutes on the outside of a cell when compared with the inside of a cell. |
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Isotonic |
An isotonic solution refers to two solutions having the same osmotic pressure arcross the membrane |
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Hypotonic |
A hypotonic solution is any solution that has a lower osmotic pressure than another solution. |
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Sodium potasion pump |
A pump that helps the sodium move around |
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Equalibreum |
The condition in which all acting influences are balanced or canceled by equal opposing forces, resulting in a stable system. |
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Concentration Gradient |
The formal definition of concentration gradient is the process of particles moving through a solution or gas from an area of higher number of particles to an area of lower number of particles. |