So, you should know that I'm a regular reader of science sites.
Phil Plait's Bad Astronomy
And so today io9 had the follwing article on the removal of information from a textbook as the Republicans continue their anti-science, over-religious attempts to control the country.
The links referred to in the site are for Rachel Maddow's site.
And a biologist's site.
However, just in case these should go away, here are the pages (545 and 546) that are being ripped out of the seventh edition of Campbell Biology: Concepts and Connections textbook: