| 释义 |
lethal mutation
lethal mutation[′lē·thəl myü′tā·shən] (genetics) lethal gene lethal mutation
le·thal mu·ta·tiona 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. LegalSeeMutationThesaurusSeemutation |