Which of the following conditions is characterized by abnormally short stature and reproductive sterility?

Turner's Syndrome is indeed characterized by abnormally short stature and reproductive sterility. This genetic condition occurs when one of the X chromosomes is completely or partially missing, leading to a variety of developmental issues. Individuals with Turner's Syndrome typically present with short stature, often noticeable early in childhood, as well as a range of other features such as delayed onset of puberty and infertility due to underdeveloped ovaries.

The specific aspect of reproductive sterility is important because individuals with Turner's Syndrome often experience ovarian dysgenesis, which means their ovaries do not function properly and they do not produce the hormones necessary for normal reproductive development. As a result, they usually do not menstruate and are often unable to conceive without assisted reproductive technologies.

Other conditions listed have different characteristics and implications. For example, Polycystic Ovary Syndrome primarily affects ovarian function and is associated with conditions like irregular menstruation and potential infertility, but it does not typically result in short stature. Hypogonadotropic Hypogonadism relates to a deficiency in the production of hormones that stimulate the gonads but does not inherently feature short stature as a primary characteristic, and Congenital Adrenal Hyperplasia involves adrenal gland dysfunction, which can affect sexual development but does not directly relate