3 ms·
You are correct. It's likely that the majority of humans have been lactose intolerant for human history. It's primarily people of Northern European descent that
by starwind 4y ago
You are correct. It's likely that the majority of humans have been lactose intolerant for human history. It's primarily people of Northern European descent that are not lactose intolerant, but lactose intolerance is very common outside of those groups
- hprotagonist 4y agoand west african; by two entirely separate mechanisms, which i’ve always found to be quite cool.
- chimeracoder 4y ago> and west african; by two entirely separate mechanisms, which i’ve always found to be quite cool. What's the separate mechanism? I'm only aware of one set of genes coding for adult lactase production.
- hprotagonist 4y agohttps://pubmed.ncbi.nlm.nih.gov/17159977/ https://pubmed.ncbi.nlm.nih.gov/17159977/
- flir 4y agoI wonder if there's any advantage to inheriting both mechanisms.