Definitions for "Physical map"
Keywords:  landmark, map, nucleotide, clones, dna
The mapping of restriction fragments or overlapping clones onto a chromosome.
Map where the distance between markers is the actual distance, such as the number of base pairs.
Map of the linear order of genes on a chromosome with units that indicate their distances determined by methods other than genetic recombination. These include e.g. nucleotide sequencing, electon micrographs of heteroduplex DNAs, etc.)