The changes that cause Prader-Willi syndrome occur on the pair known as chromosome 15. The 23rd chromosome pair is designated as the sex chromosome pair This pair determines the babyâs sex: XX for a girl, XY for a boy.
(In the metric system, a milligram is a unit of weight equal to one-thousandth of a gram, and a deciliter is a unit of volume equal to one-tenth of a liter.) Muscular young or middle-aged adults may have more creatinine in their blood than the norm for the general population.
In comparison, 1 milligram equals 1,000 times 1 microgram. Both units are used in the field of medicine to administer drug dosage. Microgram's symbol is Âµg, but the abbreviation mcg is used in medicine so as to avoid confusion with milligram's symbol (mg). Learn more about Chemical Equations