1.0MIT Department of BiologyRaleigh McElvery/author/rmcelvery/rich600338<blockquote class="wp-embedded-content" data-secret="w5LkG5Ux2T"><a href="/a-tough-case-cracked/">A tough case cracked</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="/a-tough-case-cracked/embed/#netbet sports betting app?secret=w5LkG5Ux2T" width="600" height="338" title="“A tough case cracked” — MIT Department of Biology" data-secret="w5LkG5Ux2T" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof NetBet sportURL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)netbet sports bettingo[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&netbet online sports bettingl.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute(netbet sports betting app"data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); /* ]]> */ </script> /wp-content/uploads/2018/12/Whitehead-sporopollenin-composition-research-pollen-image-MIT-00.jpg30002000CAMBRIDGE, Mass. — For hundreds of millions of years, plants thrived in the Earth’s oceans, safe from harsh conditions found on land, such as NetBet live casinodrought and UV radiation. Then, roughly 450 million years ago, plants found a way to make the move to land: They evolved spores—small reproductive cells—and eventually pollen grains with tough, protective […]