| 单词 | genetic load |
| 释义 | > as lemmasgenetic load genetic load n. the number of deleterious recessive genes carried (usually in the heterozygous state) in members of a population. ΚΠ 1950 H. J. Muller in Amer. Jrnl. Human Genetics 2 171 The only means by which the effects of the genetic load can be lightened permanently and securely is by the coupling of ameliorative techniques, such as medicine, with a rationally directed guidance of reproduction. 1984 M. J. Taussig Processes in Pathol. & Microbiol. (ed. 2) vii. 834 We are all likely to be heterozygous carriers of some recessive alleles which in the homozygous state could produce serious or lethal diseases. The term genetic load expresses this concept. 1998 N. Wielebnowski in T. Caro Behavioural Ecol. & Conservation Biol. vi. 351 A breeding strategy aimed at maximizing heterozygosity by keeping an equal number of offspring from each adult while minimizing inbreeding..may eventually increase the genetic load of the population. < as lemmas |
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