After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
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Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.
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Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.
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Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
A Binary Star System
Macromolecules can have distinct binding sites for multiple ligands
The relative penetrating power of alpha, beta, and gamma radiation. Gamma and neutron radiation are ...
Solar power in Nunavut
Finding the derivative using the power rule - Solutions
Are these the correct answers for finding the derivative using the power rule?