Human karyotypes for teaching: (47, XYY)
These karyotypes are from abnormal males. There is a full set of 23 homologous pairs of autosomes, one X and two Y's.
To transfer the image to your computer, click on the appropriate image name, and save it to your hard disk.
Each karyotype is available in one of three forms:
These karyotypes are from the Wisconsin State Laboratory of Hygiene. They are intended for use in teaching to help students study human chromosomes. Copyright for these images remains with the State Laboratory of Hygiene, apply to them for permission for any other use than non-profit teaching.
For technical information on the methodology by which these smears were created click here.
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