Geneticlethal --- A mutant allele or genetically determined trait that leads to failure to reproduce, although not necessarily to death prior to reproduction.
不同基因型决定相同表型的现象。参见等位基因异质性、临床异质性和基因座异质性。
2
In vertebrates, polyploidy tends to be lethal, but plants can do just fine with all this extra genetic material.
脊椎动物中，多倍体往往是致死的，而多倍体植物却可以很好的存活。
3
Mutations of CFTR may lead to the lethalgenetic disease Cystic fibrosis (CF), so many attentions have been paid to the CFTR study.