Here's the latest article from the Biology site at BellaOnline.com.

Identifying a Monophyletic Group
Monophyletic groups share traits in common with one another. These groups share the same common ancestor. Scientists use monophyletic groups to classify organisms based on their shared heritable traits. Trace an organism's place in evolution using a life tree.

http://www.bellaonline.com/articles/art14441.asp

Please visit biology.bellaonline.com for even more great content about Biology.

To participate in free, fun online discussions, this site has a community forum all about Biology located here -

http://forums.bellaonline.com/ubbthreads.php?ubb=postlist&Board=240

I hope to hear from you sometime soon, either in the forum or in response to this email message. I thrive on your feedback!

Have fun passing this message along to family and friends, because we all love free knowledge!

Catherine Ebey, Biology Editor
http://biology.bellaonline.com

One of hundreds of sites at BellaOnline.com