Sentence examples for mutations have harmful from inspiring English sources

ω is generally less than 1 when considering the genome as a whole, reflecting the widely accepted theory that most nonsynonymous mutations have harmful effects on fitness and are therefore removed by purifying selection (Pál et al. 2006; Eyre-Walker and Keightley 2007).

Some nucleotide substitutions change a codon for an amino acid into a signal to terminate translation, and those mutations are likely to have harmful effects.

And many responses have harmful side effects.

Some psychological interventions might have harmful effects.

Very cheap lipsticks can have harmful chemicals.

In effect, one mutation may convert one or more genes into pseudo-genes, or junk DNA, in which subsequent mutations have no further harmful effect.

Women who want to know whether they possess those harmful mutations have just one way of finding out: by taking a three-thousand-dollar blood test offered by Myriad Genetics.

A large number of harmful mutations have accumulated in the genomes of humans and chimpanzees, according to a new study.

Although most mutations are neutral with no effect on fitness or harmful, some mutations have a small, positive effect on fitness and these variants are the raw materials for gradualistic adaptive evolution.

Stable development is difficult to maintain if an individual has harmful mutations, or if normally bilaterally symmetrical structures undergo rapid periods of growth [ 42, 43].

Although most mutations that change protein sequences are harmful or neutral, some mutations have a beneficial effect on an organism.