bio review
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15 terms
Terms | Definitions |
|---|---|
 antibodies | make proteins by white blood cells to attack antigens |
| antigens | cause immune response |
| alveoli | gas exchange takes place between its thin moist membranes and the capillaries of the bloodstream. |
| liver | filters toxins and dead red blood cells from the blood |
| kidneys | filters wastes from blood and reabsorb nutrients |
| cerebrum | center for sensation, memory, and conscience acts |
| cerebellum | controls balance and coordination of motor activities |
| medulla | involuntary activities (breathing) |
| pancreas | makes insulin and glucagon which controls sugar |
| differentiate | develops different types of cells (nerves, skin, bones) |
| active transport | needs ATP to move molecules from low to high concentration |
| osmosis | diffusion of water in or out of a cell |
| receptor molecules | receives signals from nervous and endocrine systems |
| cellular respiration | energy is released from food and converted into a form that the cell can use |
| pathogen | a disease-causing organism such as a virus or bacteria |
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