释义 |
DictionarySeegenetic markermarker gene
marker gene[′märk·ər ‚jēn] (genetics) A gene with a known location on a chromosome and a clear-cut phenotype. marker gene
marker gene A variant allele used to label a biological structure or process throughout an experiment. Marker genes are located in a constant genomic position in a particular organism.marker gene a gene whose location and characteristics are well-known and which is used to investigate other genes; for example, to determine the location of any gene relative to the marker gene. |