Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: Tsarin haraji na protists har yanzu yana canzawa. Sabbin rarrabuwa suna ƙoƙari su gabatar da ƙungiyoyin monophyletic dangane da ilimin halittar jiki (musamman maɗaukakiyar tsari), ilimin kimiyyar halittu (chemotaxonomy) da jerin DNA (binciken kwayoyin halitta). Koyaya, akwai wasu lokuta rashin jituwa tsakanin binciken kwayoyin halitta da ilimin halittar jiki; ana iya rarraba su zuwa nau'ikan guda biyu: (i) daya ilimin halittar jiki, jinsuna da yawa (misali haɗuwa da ilimin halittar jiki, nau'ikan cryptic) da (ii) daya jinsi, ilimin halittar jiki da yawa (misali filastik na phenotypic, matakai da yawa na rayuwa). Saboda protists gabaɗaya suna paraphyletic, sababbin tsarin sau da yawa suna rarrabu ko barin masarautar, maimakon haka suna ɗaukar ƙungiyoyin protist a matsayin layi daban-daban na eukaryotes. Tsarin kwanan nan na Adl et al. (2005) bai yarda da matsayi na yau da kullun ba (phylum, aji, da sauransu) kuma a maimakon haka yana ɗaukar ƙungiyoyi azaman clades na kwayoyin da ke da alaƙa da phylogenetically. Wannan yana nufin sanya rarrabuwa ya zama mafi kwanciyar hankali a cikin dogon lokaci kuma ya fi sauƙi a sabunta shi. Wasu daga cikin manyan kungiyoyi na protists, wanda za'a iya bi da su a matsayin phyla, an jera su a cikin taxobox, na sama dama. Da yawa ana tunanin su zama monophyletic, kodayake har yanzu akwai rashin tabbas. Alal misali, Excavata mai yiwuwa ba monophyletic ba ne kuma chromalveolates mai yiwuwa ne kawai monophyletic idan an cire haptophytes da cryptomonads.  Tambaya: Mene ne ɗaya daga cikin halayen Excavata?
ba monophyletic ba