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.
The units of measurement mg and ml stand for milligrams and milliliters, respectively. Milligrams measure an object's mass, while milliliters measure the volume of liquids. The prefix milli means a fraction of a thousand, which means milligrams (1/1000 gram) and milliliters (1/1000 liter) measure very small quantities. Keep Learning.