3 ms·
Being heterozygous for the sickle cell trait gives some protection against malaria, which explains why the two tend to be common in the same parts of the world:
by pjscott 8y ago
Being heterozygous for the sickle cell trait gives some protection against malaria, which explains why the two tend to be common in the same parts of the world:
https://en.wikipedia.org/wiki/Heterozygote_advantage#Sickle-cell_anemia https://en.wikipedia.org/wiki/Heterozygote_advantage#Sickle-...
(Nicely guessed, by the way!)
- DoctorOetker 8y agothanks for pointing this out! does this mene using gene drive to expell SCA alleles from the gene pool would result in a higher malaria rate? it would seem that if one could put both SCA and non-SCA alleles in the same chromosome the advantage would be unconditional?