Showing results for "mutations"

• plural of mutation.

mutations

Cultural  

1. Changes in chromosomes or genes that cause offspring to have characteristics different from those of their parents. Mutations can be caused by the effects of chemicals, radiation, or even ordinary heat on DNA. Mutations produce some of the differences between members of a species on which natural selection acts.

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mutations

Melanoma tumors carry lots of mutations, giving the vaccine plenty of targets to train the immune system to recognize.

From The Wall Street Journal ● Oct. 24, 2026

As part of the testing, it was revealed that she had gene mutations that increased her risk of breast and ovarian cancer.

From BBC ● Oct. 14, 2026

Instead of relying on invasive brain biopsies to look for characteristic tissue abnormalities, doctors could use genetic testing from a blood sample to identify the mutations associated with the disease.

From Science Daily ● Oct. 13, 2026

Groups that are less likely to be lactose intolerant include northern Europeans—populations believed to have developed genetic mutations from a history of dairy herding.

From The Wall Street Journal ● Oct. 12, 2026

The environment selects those few mutations that enhance survival, resulting in a series of slow transformations of one lifeform into another, the origin of new species.*

From "Cosmos" by Carl Sagan

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