196k views
19 votes
Why is the sickle cell allele still common in tropical regions?

User Ericca
by
7.5k points

1 Answer

1 vote
Sickle-cell disease is common in tropical and sub-tropical regions because being a carrier, carrying a single sickle-cell mutation (sickle cell trait), affords some resistance to malaria.
User Taylor Glaeser
by
8.0k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.