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21 October 2016
- 10:5610:56, 21 October 2016 diff hist +269 N Radioactive Created page with "An atom is said to be radioactive if it randomly emits radiation in one of three forms; alpha particles, beta particles and gamma rays. <ref name="1">What is nuclear (2016) can b..."
3 December 2015
- 21:2021:20, 3 December 2015 diff hist +325 N Phylum Created page with " Phylum is a taxenomic rank inbetween kingdom and class according the international code of nomenclature developed in 1993<ref>Dennis O'Neil. (2013). Kingdom to Subphylum . ..."