- Also called break . a sudden departure from the parent type in one or more heritable characteristics, caused by a change in a gene or a chromosome.
- Also called sport . an individual, species, or the like, resulting from such a departure.
BEAT THE DOLDRUMS WITH THIS WORD OF THE DAY QUIZ!
Origin of mutation
OTHER WORDS FROM mutation
Words nearby mutation
Example sentences from the Web for mutation
That’s because it’s prone to introducing unexpected mutations that are hard to spot, and it can generate embryos with a mixture of edited and unedited cells.The “staged rollout” of gene-modified babies could start with sickle-cell disease|Amy Nordrum|September 3, 2020|MIT Technology Review
Gene editing might be an option when 25 percent or fewer of a couple’s embryos would be free of the disease-causing mutation.Strict new guidelines lay out a path to heritable human gene editing|Tina Hesman Saey|September 3, 2020|Science News
When geneticists need to understand what genes do, they can create laboratory mice with “knockout” mutations and see whether and how the animals cope with the loss.By Losing Genes, Life Often Evolved More Complexity|Viviane Callier|September 1, 2020|Quanta Magazine
Dowling’s theory predicts that the faster the mitochondrial mutation rate is, the more often the members of that species will need to have sex.
Without sex we’d have a situation where mitochondrial mutations accumulate much faster and the nucleus could not come up quickly enough with co-adapted mutations.
Those with the disease have some cells that are genetically normal and some with the mutation.
For some illnesses, having a mutation in one specific gene usually—but not always—caused disease.
This was a mutation of a relationship that should, in theory, be unbreakably strong.Their Cordial Meeting Proves the Common Bonds of Obama and Pope Francis|Joshua DuBois|March 27, 2014|DAILY BEAST
If a mutation makes a single cell deaf to the needs of its body, it can develop into a tumor.‘Zoobiquity’: What Animals Can Teach Us About Our Health|Carl Zimmer|June 17, 2012|DAILY BEAST
The answer may be that the birther phenomenon is a mutation of a political virus called incoherence.
This theory of Mutation has been eagerly seized upon by many botanists.The Meaning of Evolution|Samuel Christian Schmucker
Be that as it may, the neo-Darwinians are inclined to admit that the periods of mutation are determinate.Creative Evolution|Henri Bergson
Dilution might make it not work—the mutation might not take place—but it couldnt make it half work.Greener Than You Think|Ward Moore
But suppose that no mutation occurs more frequently than the others.
At present our knowledge of the causes of variation and mutation is practically nil.
British Dictionary definitions for mutation
- (in Germanic languages) another name for umlaut
- (in Celtic languages) a phonetic change in certain initial consonants caused by a preceding word