Segment, genomic
A region of the genome; it encompasses objects described as loci or probes.
Genomic segments can range in size from points to regions as large as an entire chromosome.</P> There are many types of genomic regions.
On a technical level, they include genes, gene elements, amplimers (PCR markers), breakpoints in chromosomes, clones, cytogenetic markers, fragile sites on chromosomes, expressed sequence tags (ESTs), syndromic regions, contigs and DNA repeats.