{"id":5713,"date":"2024-04-01T11:28:40","date_gmt":"2024-04-01T04:28:40","guid":{"rendered":"https:\/\/wam.vn\/en\/?p=5713"},"modified":"2024-04-01T11:28:54","modified_gmt":"2024-04-01T04:28:54","slug":"when-ancient-people-changed-their-own-dna","status":"publish","type":"post","link":"https:\/\/wam.vn\/en\/when-ancient-people-changed-their-own-dna\/","title":{"rendered":"When Ancient People Changed Their Own DNA"},"content":{"rendered":"<p><em><strong>TLDR: <\/strong><\/em>Human evolution has been uniquely influenced by cultural practices, leading to genetic adaptations like lactose tolerance and starch digestion, showcasing the interplay of culture and genetics.<\/p>\n<p>This article is a summary of a You Tube video &#8220;When Ancient People Changed Their Own DNA&#8221; by PBS Eons<br \/>\n<iframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/JfX06NINZpk?si=Zzf-3LfaMbGDttNe\" width=\"560\" height=\"315\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<h3>Key Takeaways:<\/h3>\n<ol>\n<li><strong>Human Evolution Shaped by Culture<\/strong>: Humans have uniquely shaped their own evolutionary paths by modifying their environment and cultural practices, introducing new selective pressures.<\/li>\n<li><strong>Gene-Culture Co-evolution<\/strong>: Cultural changes in human history have led to adaptive genetic mutations, demonstrating the interplay between cultural practices and genetic evolution.<\/li>\n<li><strong>Lactose Tolerance<\/strong>: A shift towards dairying in various regions led to independent evolutionary responses, enabling adult lactose digestion in approximately one-third of today&#8217;s human population.<\/li>\n<li><strong>Starch Digestion<\/strong>: The AMY1 gene, responsible for starch digestion, has more copies in humans than in other primates or extinct relatives, likely due to dietary shifts towards starchy foods.<\/li>\n<li><strong>Dietary Shifts Influence Evolution<\/strong>: Both the introduction of dairy and starchy foods into human diets triggered genetic adaptations that continue to affect us today.<\/li>\n<li><strong>Adaptive Evolution to New Dangers<\/strong>: Cultural practices can also introduce new dangers, leading to genetic adaptations, such as tolerance to toxic substances found in hallucinogenic plants used in rituals.<\/li>\n<li><strong>Shamanic Rituals and Genetic Adaptations<\/strong>: Indigenous practices involving hallucinogenic substances have potentially led to genetic adaptations in populations with a long history of such practices.<\/li>\n<li><strong>Cultural Shifts as Selective Pressures<\/strong>: Just like environmental changes, cultural shifts can act as selective pressures, influencing the genetic evolution of humans.<\/li>\n<li><strong>Human Evolution is Unique<\/strong>: The extent to which culture and learned behaviors have influenced human evolution is unparalleled in the animal kingdom.<\/li>\n<li><strong>Financial Management with Rocket Money<\/strong>: The video concludes with a promotion for Rocket Money, a finance app designed to help manage subscriptions, bills, and budgets.<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>Human evolution has been uniquely influenced by cultural practices, leading to genetic adaptations like lactose tolerance and starch digestion, showcasing the interplay of culture and genetics.<\/p>\n","protected":false},"author":3,"featured_media":5714,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[44],"tags":[],"class_list":["post-5713","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-science","category-44","description-off"],"_links":{"self":[{"href":"https:\/\/wam.vn\/en\/wp-json\/wp\/v2\/posts\/5713","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wam.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wam.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wam.vn\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/wam.vn\/en\/wp-json\/wp\/v2\/comments?post=5713"}],"version-history":[{"count":2,"href":"https:\/\/wam.vn\/en\/wp-json\/wp\/v2\/posts\/5713\/revisions"}],"predecessor-version":[{"id":5716,"href":"https:\/\/wam.vn\/en\/wp-json\/wp\/v2\/posts\/5713\/revisions\/5716"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/wam.vn\/en\/wp-json\/wp\/v2\/media\/5714"}],"wp:attachment":[{"href":"https:\/\/wam.vn\/en\/wp-json\/wp\/v2\/media?parent=5713"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wam.vn\/en\/wp-json\/wp\/v2\/categories?post=5713"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wam.vn\/en\/wp-json\/wp\/v2\/tags?post=5713"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}