User talk:Hello7777

March 2010
Welcome to Wikipedia. The recent edit you made to Talk:Genetic engineering has been reverted, as it appears to have removed content from the page without explanation. Use the sandbox for testing; if you believe the edit was constructive, please ensure that you provide an informative edit summary. You may also wish to read the introduction to editing. Thank you. Zhang He (talk) 00:45, 30 March 2010 (UTC)

Please refrain from making unconstructive edits to Wikipedia, as you did with this edit to the page Talk:Genetic engineering. Such edits constitute vandalism and are reverted. Please do not continue to make unconstructive edits to pages; use the sandbox for testing. Thank you. 5 albert square (talk) 00:48, 30 March 2010 (UTC)