WebXYY syndrome is a genetic condition found in males only. About 1 in 1,000 boys have it. Boys with XYY syndrome — also known as 47,XYY — might be taller than other boys. … WebThese problems can usually be treated if they do occur and testosterone replacement therapy may help reduce the risk of some of them. Causes of Klinefelter syndrome. Klinefelter syndrome is caused by an additional X chromosome. This chromosome carries extra copies of genes, which may interfere with the development of the testicles and …
Nondisjunction in Meiosis: Results & Examples - Study.com
WebJul 7, 2024 · Usually, a female baby has 2 X chromosomes (XX) and a male has 1 X and 1 Y (XY). But in Klinefelter syndrome, a boy is born with an extra copy of the X chromosome (XXY). The X chromosome is not a “female” chromosome and is present in everyone. The presence of a Y chromosome denotes male sex. WebDesignations for sex cells are XX for female or XY for male, instead of as a number. When your cells divide, your sex cells can copy abnormally, causing a trisomy. Types of sex cell trisomies include: Trisomy X (XXX). Klinefelter syndrome (XXY). Jacob’s syndrome (XYY). Who does trisomy affect? Trisomy can occur in any pregnancy. danish lemon cookies
Criminology 3312 Chapter 6 Flashcards Quizlet
WebJan 30, 2024 · XYY syndrome affects 1 in 1,000 males and is caused by the presence of an extra Y chromosome. XYY syndrome symptoms vary but males with the disorder could be taller than average, have speech processing disorders, or have difficulties with coordination. It may also cause behavioral issues, hand tremors, and weaker muscles. 13 Fragile X … WebMar 28, 2024 · An extra chromosome can happen in babies due to the below reasons: Abnormality in the division of sex cells (meiosis) Abnormality in the division of other cells (mitosis) Birth defect -causing substances (teratogens) Mother’s age Vitamin B deficiency 1. Abnormality In Meiosis: danish leghorn