User talk:106.207.134.161

February 2019
Please do not add or change content, as you did at Cell division, without citing a reliable source. Please review the guidelines at Citing sources and take this opportunity to add references to the article. Thank you. David Biddulph (talk) 12:08, 1 February 2019 (UTC)
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Try reading WP:Referencing for beginners and also WP:Reliable sources. --David Biddulph (talk) 12:09, 1 February 2019 (UTC)