https://cose.sfsu.edu/ en https://cose.sfsu.edu/study-begins-unravel-mysterious-evolution-fatherless-male-insects <div class="row bs-1col node node--type-news node--view-mode-rss"> <div class="col-sm-12 bs-region bs-region--main"> <div class="field field--name-node-title field--type-ds field--label-hidden field--item"><h1 class="news-title"> Study begins to unravel the mysterious evolution of fatherless male insects </h1> </div> <div class="field field--name-field-sub-component field--type-entity-reference-revisions field--label-hidden field--item"> <div class="pl-component pl-component--news-headline-topfold news-wrapper"> <div class="news-author">Author: Kanaga Rajan </div> <div class="news-info"> <div class="news-date"> June 30, 2022 </div> <div class="field field--name-field-p-image field--type-entity-reference field--label-hidden field--item"> <img loading="lazy" src="/sites/default/files/styles/sf_state_1440x564/public/images/GnatsAndSpringtails_850x500.jpg?h=0d1b6f82&amp;itok=DoFtcOoF" width="1440" height="564" alt="gnats and springtrail species used in the study" class="img-responsive" /> </div> <div class="pull-right photo-credit">Photo Credit: SF State News </div> </div> </div> </div> <div class="field field--name-field-component field--type-entity-reference-revisions field--label-hidden field--items"> <div class="field--item"><div class="pl-component pl-component--content-basic" > <div class="field field--name-field-p-formatted-content field--type-text-long field--label-hidden field--item"><p>New data is the first to support a difficult-to-test hypothesis for the evolution of sex determination found in some insects.</p> <p>It’s not often that you see genetic systems described as “bizarre” in the title of a scientific research paper. That is unless it’s from the lab of San Francisco State University Associate Professor of Biology Scott Roy, who has a <a href="https://news.sfsu.edu/news-story/study-bizarre-rodent-genetics-mystery">particular penchant for weird genetics</a>.</p> <p>In his latest <a href="https://www.pnas.org/doi/10.1073/pnas.2122580119">paper</a> for PNAS (the Proceedings of the National Academy of Sciences of the United States of America), Roy and his collaborators provide the first empirical evidence supporting a hypothesis for the evolution of haplodiploidy, the unusual sex-determining system found in species like bees, ants and wasps.</p> <p><a href="https://news.sfsu.edu/news-story/study-begins-unravel-mysterious-evolution-fatherless-male-insects">Read the SF State News story.</a></p> </div> </div> </div> </div> <p>Tags</p> <div class="tags-item"> <ul class="list-inline"> <li > <a href="/tags/tags/genetics" hreflang="en">genetics</a></li> <li > <a href="/tags/tags/evolution" hreflang="en">evolution</a></li> <li > <a href="/tags/tags/scott-roy" hreflang="en">Scott Roy</a></li> <li > <a href="/tags/tags/biology" hreflang="en">biology</a></li> </ul> </div> </div> </div> Thu, 30 Jun 2022 22:07:21 +0000 Adria M O'Dea 370 at https://cose.sfsu.edu