{"id":18845,"date":"2023-07-30T20:01:06","date_gmt":"2023-07-30T20:01:06","guid":{"rendered":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2023\/07\/F2TW76TXAAA8vTJ.png"},"modified":"2023-07-30T20:59:14","modified_gmt":"2023-07-30T20:59:14","slug":"f2tw76txaaa8vtj","status":"inherit","type":"attachment","link":"https:\/\/www.rhesusnegative.net\/staynegative\/f2tw76txaaa8vtj\/","title":{"rendered":"Question: Do recessive traits reach the same frequencies as dominant traits over time?"},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"jetpack_post_was_ever_published":false,"amp_status":""},"class_list":["post-18845","attachment","type-attachment","status-inherit","hentry"],"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/a5DV68-4TX","description":{"rendered":"<div style=\"padding-bottom:20px; padding-top:10px;\" class=\"hupso-share-buttons\"><!-- Hupso Share Buttons - https:\/\/www.hupso.com\/share\/ --><a class=\"hupso_toolbar\" href=\"https:\/\/www.hupso.com\/share\/\"><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/static.hupso.com\/share\/buttons\/share-medium.png?w=640&#038;ssl=1\" style=\"border:0px; padding-top:5px; float:left;\" alt=\"Share Button\"\/><\/a><script type=\"text\/javascript\">var hupso_services_t=new Array(\"Twitter\",\"Facebook\",\"Pinterest\",\"Linkedin\");var hupso_background_t=\"#EAF4FF\";var hupso_border_t=\"#66CCFF\";var hupso_toolbar_size_t=\"medium\";var hupso_twitter_via = \"datebytype\";var hupso_image_folder_url = \"\";var hupso_twitter_via=\"datebytype\";var hupso_url_t=\"\";var hupso_title_t=\"Question: Do recessive traits reach the same frequencies as dominant traits over time?\";<\/script><script type=\"text\/javascript\" src=\"https:\/\/static.hupso.com\/share\/js\/share_toolbar.js\"><\/script><!-- Hupso Share Buttons --><\/div><p class=\"attachment\"><a href=\"https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2023\/07\/F2TW76TXAAA8vTJ.png?ssl=1\"><img loading=\"lazy\" decoding=\"async\" width=\"211\" height=\"300\" src=\"https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2023\/07\/F2TW76TXAAA8vTJ.png?fit=211%2C300&amp;ssl=1\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2023\/07\/F2TW76TXAAA8vTJ.png?w=469&amp;ssl=1 469w, https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2023\/07\/F2TW76TXAAA8vTJ.png?resize=211%2C300&amp;ssl=1 211w\" sizes=\"auto, (max-width: 211px) 100vw, 211px\" \/><\/a><\/p>\n<p>The question remains why Rh negative blood has remained at a low percentage within the European population over thousands of years.<br \/>\nAs previously discussed on this blog, there are many factors playing a role in keeping percentages down.<br \/>\nOne, the main one possibly, is of course the fact that <a href=\"https:\/\/www.rhesusnegative.net\/staynegative\/the-rh-disease-explained\/\" rel=\"noopener\" target=\"_blank\">pregnancy incompatibility<\/a> has over the centuries kept Rh negative women from being able to pass on their D negative status as freely as mathematical conclusions would permit them to.<\/p>\n<p>The example in the image is excellent using self-pollination to show a 3:1 ratio in the F2 generation.<br \/>\nBut how about upcoming generations?<br \/>\nIn F2 you have 4 results, so in F3, it will be 16.<br \/>\nOut of those 16, there will be 6 green, so that will come to 3\/8 or 0.375.<br \/>\nF4 will have 64 results with 7 green coming to 0.4375 and F5 with 256 results will have 120 green coming to 0.46875.<\/p>\n<p>The percentage of greens will approach 50% without ever reaching it.<\/p>\n<p>The claim that Rh- frequencies are low due to the D negative gene being recessive holds zero water.<\/p>\n<p>After all, blood type O is recessive to the A and B allele as well, yet 45% of the world population has blood type O.<\/p>\n<div style=\"padding-bottom:20px; padding-top:10px;\" class=\"hupso-share-buttons\"><!-- Hupso Share Buttons - https:\/\/www.hupso.com\/share\/ --><a class=\"hupso_toolbar\" href=\"https:\/\/www.hupso.com\/share\/\"><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/static.hupso.com\/share\/buttons\/share-medium.png?w=640&#038;ssl=1\" style=\"border:0px; padding-top:5px; float:left;\" alt=\"Share Button\"\/><\/a><script type=\"text\/javascript\">var hupso_services_t=new Array(\"Twitter\",\"Facebook\",\"Pinterest\",\"Linkedin\");var hupso_background_t=\"#EAF4FF\";var hupso_border_t=\"#66CCFF\";var hupso_toolbar_size_t=\"medium\";var hupso_twitter_via = \"datebytype\";var hupso_image_folder_url = \"\";var hupso_twitter_via=\"datebytype\";var hupso_url_t=\"\";var hupso_title_t=\"Question: Do recessive traits reach the same frequencies as dominant traits over time?\";<\/script><script type=\"text\/javascript\" src=\"https:\/\/static.hupso.com\/share\/js\/share_toolbar.js\"><\/script><!-- Hupso Share Buttons --><\/div>"},"caption":{"rendered":"The question remains why Rh negative blood has remained at a low percentage within the European population over thousands of years. As previously discussed on this blog, there are many factors playing a role in keeping percentages down. One, the main one possibly, is of course the fact that pregnancy incompatibility has over the centuries kept Rh negative women from being able to pass on their D negative status as freely as mathematical conclusions would permit them to. The example in the image is excellent using self-pollination to show a 3:1 ratio in the F2 generation. But how about upcoming generations? In F2 you have 4 results, so in F3, it will be 16. Out of those 16, there will "},"alt_text":"","media_type":"image","mime_type":"image\/png","media_details":{"width":469,"height":668,"file":"2023\/07\/F2TW76TXAAA8vTJ.png","filesize":89264,"sizes":{"medium":{"file":"F2TW76TXAAA8vTJ-211x300.png","width":211,"height":300,"filesize":50561,"mime_type":"image\/png","source_url":"https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2023\/07\/F2TW76TXAAA8vTJ.png?fit=211%2C300&ssl=1"},"thumbnail":{"file":"F2TW76TXAAA8vTJ-150x150.png","width":150,"height":150,"filesize":22669,"mime_type":"image\/png","source_url":"https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2023\/07\/F2TW76TXAAA8vTJ.png?resize=150%2C150&ssl=1"},"big":{"file":"F2TW76TXAAA8vTJ-469x333.png","width":469,"height":333,"filesize":52420,"mime_type":"image\/png","source_url":"https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2023\/07\/F2TW76TXAAA8vTJ.png?resize=469%2C333&ssl=1"},"smallfeatured":{"file":"F2TW76TXAAA8vTJ-298x248.png","width":298,"height":248,"filesize":50758,"mime_type":"image\/png","source_url":"https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2023\/07\/F2TW76TXAAA8vTJ.png?resize=298%2C248&ssl=1"},"small":{"file":"F2TW76TXAAA8vTJ-120x120.png","width":120,"height":120,"filesize":16027,"mime_type":"image\/png","source_url":"https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2023\/07\/F2TW76TXAAA8vTJ.png?resize=120%2C120&ssl=1"},"tiny":{"file":"F2TW76TXAAA8vTJ-70x70.png","width":70,"height":70,"filesize":6971,"mime_type":"image\/png","source_url":"https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2023\/07\/F2TW76TXAAA8vTJ.png?resize=70%2C70&ssl=1"},"full":{"file":"F2TW76TXAAA8vTJ.png?fit=469%2C668&ssl=1","width":469,"height":668,"mime_type":"image\/png","source_url":"https:\/\/i0.wp.com\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2023\/07\/F2TW76TXAAA8vTJ.png?fit=469%2C668&ssl=1"}},"image_meta":{"aperture":"0","credit":"","camera":"","caption":"","created_timestamp":"0","copyright":"","focal_length":"0","iso":"0","shutter_speed":"0","title":"","orientation":"0","keywords":[]}},"post":null,"source_url":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-content\/uploads\/2023\/07\/F2TW76TXAAA8vTJ.png","_links":{"self":[{"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/media\/18845","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/media"}],"about":[{"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/types\/attachment"}],"author":[{"embeddable":true,"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.rhesusnegative.net\/staynegative\/wp-json\/wp\/v2\/comments?post=18845"}]}}