Zebra Women and Calico CatsGenetics is cool. In this case, a look at the early deactivation of half the X chromosomes in each cell.Reshared post from +Les JenkinsVery cool. View this post on Google+56 view(s) Click to share on X (Opens in new window) X Click to share on Tumblr (Opens in new window) Tumblr Click to share on Facebook (Opens in new window) Facebook Click to share on Pocket (Opens in new window) Pocket More Click to share on Pinterest (Opens in new window) Pinterest Click to share on Reddit (Opens in new window) Reddit Click to email a link to a friend (Opens in new window) Email Click to print (Opens in new window) Print Related