XYY
1
9.9
- noun
- /ɛks waɪ waɪ/
- Specialized
- Doctors have studied the XYY chromosome pattern to understand its effects on male behavior.
- XYY chromosome
- XYY male
Examples
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Research shows that men with the XYY syndrome may have certain unique physical characteristics.
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The truth seems to be that the XYY has a propensity toward bad behavior.
Fiction book (1994) -
You mean that XYY men showed a propensity for criminal behavior?
Fiction book (1994) -
A man could be a hulking XYY and still be a good citizen.
Fiction book (1994) -
I was first in studying a large number of men in the general American population who were conspicuous for having the XYY syndrome.
Fiction book (1994) -
An early research paper on violent criminals and the XYY chromosome taught the author the important science lesson that correlation is not causation.
Academic text (2006) -
The Frenchman and I proved at about the same time that young males cursed with the XYY pattern were likely to have a handful of clearly defined characteristics.
Fiction book (1994) -
Men with an extra Y chromosome (47, XYY) are not distinguishable from normal (46, XY) men, although the average intelligence of men with this aneuploidy is lower than normal.
Academic text (2002) -
The genetic condition known as XYY results in males having an extra Y chromosome, leading to a 47,XYY karyotype.
Surface Forms
Etymology
XYY is a simple genetic label made from the chromosome letters X and Y, showing that a person has one X and two Y chromosomes instead of the usual one of each. Think of XYY as 'X with an extra Y', which explains why it names the chromosomal condition found in some males.