selfish genetic elements
... that selfish genetic elements are genes that can invade a population even though they are harmful to the individuals carrying them?
... that <b id="mwAmE"><a href="./Selfish_genetic_element" id="mwAmI" rel="mw:WikiLink" title="Selfish genetic element">selfish genetic elements</a></b> are genes that can invade a population even though they are harmful to the individuals carrying them?