|
|
Did you know?
There are more sensory neurons in the tongue than in any other part of the body.
Did you know?
Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.
Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.
Did you know?
The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
Did you know?
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).
![In some species, dominant females have more surviving offspring that mature earlier indicating an ad](https://biology-forums.com/gallery/47/medium_269691_26_01_15_5_57_41_204522328.jpeg)
![A free-running circadian sleep–wake cycle 25.3 hours in duration. Despite living in an unchanging ...](https://biology-forums.com/gallery/30/medium_548020_07_06_17_2_21_52_30402433.png)