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Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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.
Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.
A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.
![(a) Homologous traits are similar due to shared ancestry. (b) Analogous traits (bats’, birds’, and f](https://biology-forums.com/gallery/47/medium_234464_20_01_15_11_04_39_202642177.jpeg)
![Morotopithecus is the earliest fossil ape to show postcranial adaptations similar to those of the li](https://biology-forums.com/gallery/47/medium_274477_04_02_15_12_31_03_206091478.jpeg)