- Grade 11 and 12 Mathematics (Moderator: geoffrey)
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Author Question: At Bargain Car Rental, the cost of renting an economy car for one day is $19.95 ... (Read 668 times) |
- Grade 11 and 12 Mathematics (Moderator: geoffrey)
There are more nerve cells in one human brain than there are stars in the Milky Way.
The average office desk has 400 times more bacteria on it than a toilet.
Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.
The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.
The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.