mutations

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.

Example Sentences

Spontaneous mutations of DNA arise in all living cells, including those within bacteria.

From Science Daily

In the study, 10 children had parasites with genetic mutations previously associated with artemisinin partial resistance.

From Science Daily

"We already knew that certain mutations in these subunits are linked to the eye disease retinitis pigmentosa," says Dr. Cristian Prieto-Garcia from the Institute of Biochemistry II, the first author of the study.

From Science Daily

The team then used lab techniques to mimic repeated transmission of a human-origin virus in mice, testing the protein's role in the pace of mutations that lead to interspecies adaptation.

From Science Daily

Kawoaka told The Times in an interview that the mutations seen in this particular isolate have appeared elsewhere in past outbreaks in birds and mammals, “so in that sense, it’s a very orthodox mutation.”

From Los Angeles Times