gene duplication

(redirected from Duplicate gene)
Also found in: Wikipedia.

gene duplication

[′jēn düp·lə′kā·shən]
(genetics)
The reduction in fitness of a diploid population due to new mutant genes and those already in the gene pool.
Mentioned in ?
References in periodicals archive ?
Unlike people with schizophrenia or autism, people with ADHD are no more likely than average to have missing or duplicate gene copies overall, the researchers report in the Aug.
Washington, Feb 17 (ANI): In a new research, scientists have found that butterflies that have a duplicate gene allowing them to see ultraviolet colors also have UV-yellow pigment on their wings, which enables them to identify their own species.
Of the 14,000 butterfly species in the world, only the Heliconius living in the forests of Mexico and Central and South America are known to have the duplicate gene.
Instead of trying to duplicate genes, though, he'll be duplicating the epigenetics of famous people.
So Dennis and her colleagues examined the duplicate genes in more than 150 people and found that the younger version of the gene has become fixed in the human population, meaning that absolutely everyone has it.
Well, I've read quite a bit of scientific blurb on this topic, and just about all of it has emphasised that there is no certainty that cloning, although it can duplicate genes, can duplicate appearance, size, character or athletic ability.
Usually, researchers use test tubes to duplicate genes.
This PCR assay yields product only in subjects carrying two CYP2D6 gene copies on the same allele, whereas no amplification is seen in individuals without duplicate genes.