Almost. Lactase persistence is more frequent among people with a cattle history. It&#x27;s common in certain groups in Africa, notably the Tuareg and Fulani. It must have developed separately multiple times.<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Lactase_persistence#Distribution" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Lactase_persistence#Distributi...</a>