lethal mutation


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Related to lethal mutation: neutral mutation, Conditional lethal mutation

le·thal mu·ta·tion

a mutant trait that leads to a phenotype incompatible with effective reproduction.

le·thal mu·ta·tion

(lē'thăl myū-tā'shŭn)
A mutant trait that leads to a phenotype incompatible with effective reproduction.

lethal mutation

A mutation whose effect is so serious that the cell is killed. Lethal mutations will often result in the death of the organism concerned.

lethal allele

or

lethal mutation

a mutant allele causing premature death in heterozygotes if dominant and in homozygotes if recessive.

le·thal mu·ta·tion

(lē'thăl myū-tā'shŭn)
A mutant trait that leads to a phenotype incompatible with effective reproduction.
References in periodicals archive ?
Although all deaths in the study were officially categorized as unexplained, the medical histories showed that nearly half of those with the lethal mutations had experienced a warning sign prior to death.