Allen (invalidusername)'s status on Sunday, 25-Aug-13 00:38:42 UTC

  1. @mastertdi What is the fastest way to determine the sex of a chromosome? Pull down its genes. A lame person wouldn't say that. source: http://www.jokes4us.com/miscellaneousjokes/schooljokes/biologyjokes.html

    Sunday, 25-Aug-13 00:38:42 UTC from web in context