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XYY syndrome, also known as Jacobs syndrome, is an aneuploid genetic condition in which a male has an extra Y chromosome. There are usually few symptoms. [2] These may include being taller than average and an increased risk of learning disabilities .
Objective To investigate the criminal pattern in men between 15 and 70 years of age diagnosed with 47,XXY (Klinefelter's syndrome (KS)) or 47,XYY compared to the general population.
Jun 7, 2017 · XYY syndrome is a genetic condition that occurs when a male has an extra copy of the Y chromosome in each of their cells (XYY). Sometimes, this mutation is only present in some cells. Males...
May 1, 2015 · Analysis of the most significant and frequent phenotypic expressions of the 47,XYY syndrome, including somatic, psychic and behavioral ones. • Evaluation of a possible connection between 47,XYY and deviance. •
Dec 6, 2012 · Slowly, as the suppositions of the 1960s give way to current research, the public is changing its thinking on XYY syndrome. Few people today believe that an extra Y chromosome condemns its owner to a life of violent crime. Genetic counselors explain the condition to families and teach ways to nurture XYY boys.
Oct 3, 2012 · XYY syndrome is a rare chromosomal disorder that affects males. It is caused by the presence of an extra Y chromosome. Males normally have one X and one Y chromosome. However, individuals with this syndrome have one X and two Y chromosomes. Affected individuals are usually very tall. Many experience severe acne during adolescence.
Feb 25, 2015 · They were looking for chromosomal abnormalities in tall, aggressive men in the hopes that they could link violent crime to a rare genetic disorder that had just been discovered, XYY syndrome.
