▁interact ed ▁with ▁py rite , ▁and ▁was ▁able ▁to ▁change ▁surface ▁properties ▁of ▁py rite . ▁ ▁References ▁ ▁Category : G ram - pos itive ▁b acter ia ▁Category : B acter ia ▁described ▁in ▁ 2 0 0 8 ▁Category : B ac ill ales <0x0A> </s> ▁K end ell ▁K ro ek er ▁is ▁an ▁American ▁politician ▁and ▁a ▁former ▁Republican ▁member ▁of ▁the ▁Wy oming ▁House ▁of ▁Representatives ▁representing ▁District ▁ 3 5 ▁since ▁January ▁ 1 1 , ▁ 2 0 1 1 . ▁ ▁Education ▁K ro ek er ▁earned ▁his ▁B S ▁from ▁the ▁University ▁of ▁Colorado ▁B ould er . ▁ ▁E lections ▁ 2 0 1 2 ▁K ro ek er ▁won ▁the ▁three - way ▁August ▁ 2 1 , ▁ 2 0 1 2 ▁Republican ▁Primary , ▁winning ▁by ▁ 3 ▁votes ▁with ▁ 7 4 7 ▁votes ▁( 4 4 . 0 % ), ▁and ▁was ▁uno pp osed ▁for ▁the ▁November ▁ 6 , ▁ 2 0 1 2 ▁General ▁election , ▁winning ▁with ▁ 3 , 7 1 7 ▁votes . ▁ 2 0 1 0 ▁When ▁Republican ▁Represent ative ▁Roy ▁Co he e ▁retired ▁and ▁left ▁the ▁District ▁ 3 5 ▁seat ▁open , ▁K ro ek er ▁won ▁the ▁five - way ▁August ▁ 1 7 , ▁ 2 0 1 0 ▁Republican ▁Primary ▁with ▁ 7 9 2 ▁votes ▁( 3 3 . 2 % ), ▁and ▁won ▁the ▁November ▁ 2 , ▁ 2