- Grade 11 and 12 Mathematics (Moderator: geoffrey)
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Author Question: If either event A or event B must occur, then A and B are mutually exclusive and collectively ... (Read 54 times) |
- Grade 11 and 12 Mathematics (Moderator: geoffrey)
Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.
In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.
The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.
After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
Thyroid conditions may make getting pregnant impossible.