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23 Cards in this Set
- Front
- Back
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Carbon is the... |
Backbone of life |
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Atomic weight of carbon |
12 (6 protons 6 neutrons 6 electrons) |
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Ionic bonds do not |
Share, donate, or accept electrons |
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Charged atoms are also called... |
Ions |
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Biological molecules include |
Carbs Proteins Lipids Nucleic acids |
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Defusion |
Equalization of a substance or solution's concentration |
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Osmosis |
The transfer of molecules in and out of cells |
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Isotonic |
concentration of solutions is equal on both sides of a barrier |
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Hypertonic |
Too much water inside |
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Hypotonic |
Not enough water inside |
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Permeate |
Move from inside to outside or outside to inside |
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Phospholipids |
Create cell membranes |
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Hydrophilic |
Loves water |
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Hydrophobic |
Avoids water |
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Channel proteins |
Allow passage of water and ions without using energy |
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Aquaporins |
Channel proteins that are water specific |
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Passive transport |
Passage or transport without energy |
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Active transport |
Transportation against the concentration gradient - requires energy |
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A.T.P - Adenosine triphosphate |
Information currency/energy used to transport molecules across channel proteins |
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Sodium-potassium pump |
Channel protein vital to cells that need a lot of energy from ATP |
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Electrochemical gradient |
The difference in charge across a cell's membrane |
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Vesicular transport |
Used sacks made of phospholipids to carry molecules through cells |
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Carbon bonds with |
Most other molecules |
