| Term | Definition |
| He was thought | ...to be the Last Emperor's tutor. |
| Nerves run on | ...electrical impulses. |
| Intestinal cells | ...regulate the production of different chemicals. |
| He coined | ...the term hormone. |
| Some play such key roles | ...that their absence would cause death. |
| Scientists have given a great deal | ...of study to the endocrine system. |
| Known as hormone therapy, | ...the therapy was believed to strengthen bones. |
| Such treatments are restricted | ...to children. |
| They tempered their enthusiasm | ...in the face of this new evidence. |
| Because of the complicated effects growth hormones have on the body, | ...treatments are restricted to abnormally small children. |
| Human perception must be included if our understanding of climatic processes | ...is to be translated into societal actions. |
| Oceans store energy without | ...experiencing a significant temperature rise. |
| Eating quickly, while saving time, | ...tends to cause overeating and weight gain. |
| A subtle signal, such as an expensive watch, | ...will prevail over the message of the casual dress. |
| Overblanching, while stopping the enzyme action, | ...will produce soggy, discolored vegetables. |