heterozygous allele造句

• Further it was experimentally demonstrated that malaria could be induced in African-Americans having heterozygous alleles.
• The mutation is of relatively recent origin suggesting that it resulted from selective pressure against severe falciparum malaria, as heterozygous allele prevents the development of malaria.
• His arguments were proved right by subsequent studies among children of East, Central, and West Africa, showing 90 % protection from malaria among children with heterozygous allele.
• However, convincing evidence indicates, in areas with persistent malaria outbreaks, individuals with the heterozygous state have a distinct advantage ( and this is why individuals with heterozygous alleles are far more common in these areas ).