Human cells normally contain 23 pairs of chromosomes, for a total of 46 chromosomes in each cell. Courtesy: U.S. National Library of Medicine An external file that holds a picture, illustration, etc., usually as some form of binary Human Karyotype (male) Courtesy: National Human Genome Research Institute Karyotype - Large Image Karyotype - Large Image Human Karyotype Courtesy: National Human Genome Research Karyotyping KU_hoz_pos_KO.eps A Tool for Diagnostics and Research Institute http://fl.biology.usgs.gov/posters/Manatee/Manatee_Genetic_Tool s/karyotype2.gif Manatee Karyotype Courtesy: U.S. Geological Survey object. The name of referred object is ch19f34.jpg. Chromosomes Color = “Chroma” Methods of Karyotyping http://upload.wikimedia.org/wikipedia/commons/6/68/Cell_Culture _in_a_tiny_Petri_dish.jpg File:Cell Culture in a tiny Petri dish.jpg http://rds.yahoo.com/_ylt=A0WTb_0aWbxMGgQAocGjzbkF/SIG=132ja9bcf/EXP=1287498394/**http%3a/www.n cbi.nlm.nih.gov/Class/MLACourse/Original8Hour/Genetics/mitosis.gif Courtesy: Umberto Salvagnin http://ghr.nlm.nih.gov/handbook/illustrations/balancedtranslocation.jpg with Down syndrome Karyotype - Large Image Courtesy: U.S. National Library of Medicine Courtesy: National Human Genome Research Institute http://rds.yahoo.com/_ylt=A0WTefj1brxMtX4A6SWjzbkF/SIG=136dpc9np/EXP=1287503989/**http%3a/www.d hss.mo.gov/Genetics/TalkCornerArchives/07_PrenatalDiagnosticImage5.gif Karyotype from a female Developments in Karyotyping Spectral Karyotyping SKY Courtesy: National Human Genome Research Institute Resources Consulted for This Presentation Chronic Myelogenous Leukemia (CML). (2006). Retrieved from http://users.rcn.com/jkimball.ma.ultranet/BiologyPages/C/CML.html Karyotyping. (2010). Retrieved from http://www.nlm.nih.gov/medlineplus/ency/article/003935.htm Karyotype and Karyotype Analysis. (n.d.). Retrieved from http://science.jrank.org/pages/3749/Karyotype-Karyotype-Analysis.html Spectral Karyotyping (SKY). (2010). Retrieved from http://www.genome.gov/10000208