Applied biology
| Front | What is the role of the hypthamalus in osmoregulation? |
| Back | When the blood becomes too concentrated of salt, the osmoreceptors shrink, signalling the hypothalamus to release ADH. |
| Front | What is the role of the semilunar valves? |
| Back | Their role is to stop blood flowing back into the heart from the aorta and pulmonary artery. |
| Front | Where does the krebs cycle take place? |
| Back | In the mitochondria. |