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![[-- cytogenetic map --]](Images/Terms/cytogene.gif)
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| defined: |
The visual appearance of a chromosome when stained and examined under a microscope. Particularly important are visually distinct regions, called light and dark bands, which give each of the chromosomes a unique appearance. This feature allows a person's chromosomes to be studied in a clinical test known as a karyotype, which allows scientists to look for chromosomal alterations.
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| explained: |
Listen to a detailed explanation.
Dr. Eric Green, of the National Human Genome Research Institute's Genome Technology Branch, defines cytogenetic map. |
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| illustrated: | View illustration | |
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related terms: |
chromosome, deletion | |
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