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defined: |
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A chromosome map of a species that shows the specific physical locations of its genes and/or markers on each chromosome. Physical maps are particularly important when searching for disease genes by positional cloning strategies and for DNA sequencing.
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explained: |
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Listen to a detailed explanation.
Dr. Eric Green, of the National Human Genome Research Institute's Genome Technology Branch, defines physical map.
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related terms: |
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bacterial artificial chromosome (BAC),
chromosome,
deoxyribonucleic acid (DNA),
DNA sequencing,
gene,
genetic marker,
Human Genome Project,
mapping,
positional cloning,
yeast artificial chromosome (YAC) |
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