It's biology View Original Size × Share Tumblr Facebook Twitter Reddit Stumble Upon Email Embed × Share with friend Your Name Your Email Friends' Emails (Separate multiple addresses with commas) Send Submit a Picture From Liz on January 28, 2011 Recommended Comments () Picture "Jesus is the answer to everything, except in biology." Picture Chemistry Joke Correction Fail Picture Racist School Newspaper Picture Heading found in Human Biology Textbook... "Try It Yourself!" Picture Biology Class Blow Job Picture Doctor Evil Cloning Comments ()