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Did you know?
In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
Did you know?
The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.
Did you know?
The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.
Did you know?
Excessive alcohol use costs the country approximately $235 billion every year.
Did you know?
Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.
![The meninges from the outside in: dura mater, arachnoid, and pia mater. Also showing the subarachnoi](https://biology-forums.com/gallery/47/medium_14755_07_10_12_3_19_31_93231166.jpeg)
![Return of oxygenated blood to the heart and entry into the aorta (red = oxygenated blood, blue = ...](https://biology-forums.com/gallery/30/medium_548020_08_06_17_5_10_12_30467634.jpeg)