The 3 Species That Break Genetics
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Scientists have discovered a group of three closely related flowers that seem to break the laws of genetics. These mountain beardtongues are pollinated by either bees or butterflies, but not both, and that's the key to an incredibly weird quirk of natural selection.
Hosted by: Hank Green (He/Him) Reid Reimers (He/Him)
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Sources:
https://theconversation.com/the-mystery-of-the-blue-flower-natures-rare-colour-owes-its-existence-to-bee-vision-153646
https://education.nationalgeographic.org/resource/speciation/
https://www.khanacademy.org/science/ap-biology/heredity/mendelian-genetics-ap/a/the-law-of-independent-assortment
https://journals.plos.org/plosbiology/article?id=10.1371/journal.pbio.3002294
https://www.eurekalert.org/news-releases/1002279
https://www.sciencedirect.com/science/article/pii/S0960982213003710
https://sc.edu/uofsc/posts/2021/11/professor_seeks_answers_to_plants_evolutionary_change_of_pollinators.php
Image Sources
https://www.gettyimages.com/detail/photo/elfin-pink-penstemon-barbatus-royalty-free-image/182668718?phrase=Penstemon+barbatus&adppopup=true
https://commons.wikimedia.org/wiki/File:Penstemon_virgatus_subsp._virgatus_-_Flickr_-_aspidoscelis_(1).jpg#/media/File:Penstemon_virgatus_subsp._virgatus_-_Flickr_-_aspidoscelis_(1).jpg
https://www.inaturalist.org/observations/180349636
https://commons.wikimedia.org/wiki/File:Penstemon.barbatus31.jpg
https://www.inaturalist.org/observations/170774056
https://www.gettyimages.com/detail/photo/two-young-cats-royalty-free-image/1266963026?phrase=two+cats&adppopup=true
https://www.gettyimages.com/detail/photo/lion-panthera-leo-8-years-old-sitting-royalty-free-image/136229163?phrase=lion+isolated&adppopup=true
https://www.gettyimages.com/detail/photo/great-dane-harlequin-and-a-chihuahua-royalty-free-image/134599539?phrase=big+dog+little+dog&adppopup=true
https://www.gettyimages.com/detail/video/bees-flying-encounter-in-flight-stock-footage/1302282030?adppopup=true
https://www.inaturalist.org/observations/148346363
https://www.gettyimages.com/detail/video/hummingbird-stretching-one-foot-while-hovering-stock-footage/880063922?adppopup=true
https://commons.wikimedia.org/wiki/File:Gregor_Mendel_2.jpg
https://www.gettyimages.com/detail/video/car-driving-in-the-highway-tunnel-stock-footage/1440738323?adppopup=true
https://www.gettyimages.com/detail/video/on-my-way-to-explore-stock-footage/1405908632?adppopup=true
https://www.gettyimages.com/detail/video/beautiful-petunia-flowers-stock-footage/1468008935?adppopup=true
https://commons.wikimedia.org/wiki/File:Penstemon-barbatus-flower.JPG
https://www.gettyimages.com/detail/video/hummingbird-hovering-in-backlighting-sunlight-slow-stock-footage/1359576900?adppopup=true
https://www.inaturalist.org/observations/126401607
Scientists have discovered a group of three closely related flowers that seem to break the laws of genetics. These mountain beardtongues are pollinated by either bees or butterflies, but not both, and that's the key to an incredibly weird quirk of natural selection.
Hosted by: Hank Green (He/Him) Reid Reimers (He/Him)
----------
Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow
----------
Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Adam Brainard, Alex Hackman, Ash, Benjamin Carleski, Bryan Cloer, charles george, Chris Mackey, Chris Peters, Christoph Schwanke, Christopher R Boucher, DrakoEsper, Eric Jensen, Friso, Garrett Galloway, Harrison Mills, J. Copen, Jaap Westera, Jason A Saslow, Jeffrey Mckishen, Jeremy Mattern, Kenny Wilson, Kevin Bealer, Kevin Knupp, Lyndsay Brown, Matt Curls, Michelle Dove, Piya Shedden, Rizwan Kassim, Sam Lutfi
----------
Looking for SciShow elsewhere on the internet?
SciShow Tangents Podcast: https://scishow-tangents.simplecast.com/
TikTok: https://www.tiktok.com/@scishow
Twitter: http://www.twitter.com/scishow
Instagram: http://instagram.com/thescishow
Facebook: http://www.facebook.com/scishow
#SciShow #science #education #learning #complexly
----------
Sources:
https://theconversation.com/the-mystery-of-the-blue-flower-natures-rare-colour-owes-its-existence-to-bee-vision-153646
https://education.nationalgeographic.org/resource/speciation/
https://www.khanacademy.org/science/ap-biology/heredity/mendelian-genetics-ap/a/the-law-of-independent-assortment
https://journals.plos.org/plosbiology/article?id=10.1371/journal.pbio.3002294
https://www.eurekalert.org/news-releases/1002279
https://www.sciencedirect.com/science/article/pii/S0960982213003710
https://sc.edu/uofsc/posts/2021/11/professor_seeks_answers_to_plants_evolutionary_change_of_pollinators.php
Image Sources
https://www.gettyimages.com/detail/photo/elfin-pink-penstemon-barbatus-royalty-free-image/182668718?phrase=Penstemon+barbatus&adppopup=true
https://commons.wikimedia.org/wiki/File:Penstemon_virgatus_subsp._virgatus_-_Flickr_-_aspidoscelis_(1).jpg#/media/File:Penstemon_virgatus_subsp._virgatus_-_Flickr_-_aspidoscelis_(1).jpg
https://www.inaturalist.org/observations/180349636
https://commons.wikimedia.org/wiki/File:Penstemon.barbatus31.jpg
https://www.inaturalist.org/observations/170774056
https://www.gettyimages.com/detail/photo/two-young-cats-royalty-free-image/1266963026?phrase=two+cats&adppopup=true
https://www.gettyimages.com/detail/photo/lion-panthera-leo-8-years-old-sitting-royalty-free-image/136229163?phrase=lion+isolated&adppopup=true
https://www.gettyimages.com/detail/photo/great-dane-harlequin-and-a-chihuahua-royalty-free-image/134599539?phrase=big+dog+little+dog&adppopup=true
https://www.gettyimages.com/detail/video/bees-flying-encounter-in-flight-stock-footage/1302282030?adppopup=true
https://www.inaturalist.org/observations/148346363
https://www.gettyimages.com/detail/video/hummingbird-stretching-one-foot-while-hovering-stock-footage/880063922?adppopup=true
https://commons.wikimedia.org/wiki/File:Gregor_Mendel_2.jpg
https://www.gettyimages.com/detail/video/car-driving-in-the-highway-tunnel-stock-footage/1440738323?adppopup=true
https://www.gettyimages.com/detail/video/on-my-way-to-explore-stock-footage/1405908632?adppopup=true
https://www.gettyimages.com/detail/video/beautiful-petunia-flowers-stock-footage/1468008935?adppopup=true
https://commons.wikimedia.org/wiki/File:Penstemon-barbatus-flower.JPG
https://www.gettyimages.com/detail/video/hummingbird-hovering-in-backlighting-sunlight-slow-stock-footage/1359576900?adppopup=true
https://www.inaturalist.org/observations/126401607
