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In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.
Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).
Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.
Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.
![Some red squirrels adopt the offspring of related individuals, a likely example of kin selection pro](https://biology-forums.com/gallery/47/medium_33_09_09_11_10_15_28_17161536.jpeg)
![Male individuals of the banded Uromastyx, Uromastyx flavofasciata, are different colours. Most natur](https://biology-forums.com/gallery/47/medium_33_22_09_11_9_37_27_18091385.jpeg)