Place this chromosome in the partially completed karyotype below by clicking on its homologous chromosome. If you match the chromosome correctly, you will proceed to the next chromosome. If you match incorrectly, a page will explain why the chromosome you chose is not the unknown's pair and you can choose again.

	_______ 1	________ 2	________ 3			________ 4	________ 5
________ 6	________ 7	________ 8	________ 9		________ 10	________ 11	________ 12
________ 13	________ 14	________ 15		________ 16	________ 17	________ 18
	________ 19	________ 20		________ 21	________ 22		________ XX/XY

The Biology Project
University of Arizona
Sunday, August 18, 1996
denicew@u.arizona.edu

http://www.biology.arizona.edu
All contents copyright © 1996. All rights reserved.