The fatal autosomal genetic disorder cystic fibrosis may have remained in populations because of __________.

Question

Quizplus · Accepted Answer

Cystic fibrosis is maintained in populations due to the heterozygote advantage where heterozygous carriers of the gene mutation have increased resistance to certain infectious diseases like Cholera, Typhoid fever, and pneumonia. Therefore, the allele frequency is not decreasing, leading to its persistence in populations.

The Fatal Autosomal Genetic Disorder Cystic Fibrosis May Have Remained