User talk:Random159

May 2013
Hello, and welcome to Wikipedia. This is a message letting you know that one of your recent edits to XY sex-determination system has been undone by an automated computer program called ClueBot NG.


 * ClueBot NG makes very few mistakes, but it does happen. If you believe the change you made was constructive, please read about it, [ report it here], remove this message from your talk page, and then make the edit again.
 * For help, take a look at the introduction.
 * The following is the log entry regarding this message: XY sex-determination system was changed by Random159 (u) (t) ANN scored at 0.962143 on 2013-05-01T15:08:30+00:00 . Thank you. ClueBot NG (talk) 15:08, 1 May 2013 (UTC)

Please refrain from making unconstructive edits to Wikipedia, as you did at XY sex-determination system. Your edits appear to constitute vandalism and have been reverted or removed. If you would like to experiment, please use the sandbox. Thank you. Sminthopsis84 (talk) 15:34, 1 May 2013 (UTC) This is your last warning. The next time you vandalize Wikipedia, as you did at XY_sex-determination_system, you may be blocked from editing without further notice. CombatWombat42 (talk) 17:12, 1 May 2013 (UTC)