|
|
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.
There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).
![Lilly Martin Spencer’s Young Husband: First Marketing (1854). Note that passers-by are amused at thi](https://biology-forums.com/gallery/47/medium_375348_18_08_15_9_36_28_222961281.jpeg)
![In a gear-type oil pump, the oil flows through the pump around the outside of each gear. This is an ...](https://biology-forums.com/gallery/29/medium_548020_30_05_17_2_34_10_296021834.png)
![Stretching the flexors of the foot in plantarflexion, recipient prone. Lower leg perpendicular to ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_12_34_55_33040865.jpeg)