genetic map
Americannoun
noun
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A graphic representation of the arrangement of a gene or a DNA sequence on a chromosome. A genetic map is used to locate and identify the gene or group of genes that determines a particular inherited trait.
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◆ Locating and identifying genes in a genetic map is called genetic mapping.
Other Word Forms
Etymology
Origin of genetic map
First recorded in 1955–60
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Overall, the study delivers a detailed genetic map of early nervous system development and sheds light on the molecular basis of a newly identified brain disorder.
From Science Daily ● Jan. 11, 2026
Unbeknown to American officials at the time, the genetic map that had landed on their doorstep contained critical clues about the virus that would soon touch off a pandemic.
From New York Times ● Jan. 18, 2024
After sequencing Ms Folbigg's DNA, Prof Vinuesa and her team created a genetic map, which they then used to identify mutated genes.
From BBC ● Jun. 7, 2023
A genetic map is an illustration that lists genes and their location on a chromosome.
From Textbooks ● Jun. 9, 2022
By the end of the evening, Sturtevant had sketched the first linear genetic map of half a dozen genes along a Drosophila chromosome.
From "The Gene" by Siddhartha Mukherjee
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