lethal allelesの例文

例文

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1. This was the first documented example of a recessive lethal allele.
2. Another example of a recessive lethal allele occurs in the Manx cat.
3. There is no lethal alleles, when Lutteh鴑s and ordinary long-legged Danish hens are crossed.
4. As both ear-tufts and rumplessness are caused by autosomal dominant lethal alleles, not all of the birds can display these traits.
5. Small population sizes may also cause species to mate with their relatives, increasing chances of lethal alleles within the population and decreasing survival.