Izindaba Umphakathi, Uhlobo
Izilwane zihluke izitshalo: izici eziyinhloko
Naphezu kweqiniso lokuthi ukugqamisa global umbuso izitshalo nezilwane, izazi zezinto eziphilayo wakwazi emakhulwini amaningi eminyaka adlule, kunomahluko ocacile namanje ngempela nzima phakathi kwazo. Nokho, imizamo okuqala ethola izinga eyisisekelo yemifino kanye isilwane eziphilayo ziye kwenziwa Carolus Onomusa. Namuhla, isipiliyoni esizuzwe ngamanga abacwaningi emhlabeni wonke, uye wavumela ukuba zisungule amaphuzu ayinhloko achaza ukuthi izilwane zihluke izitshalo.
ezingeni cytological
Izilwane zihluke izitshalo kwasekuqaleni? Ekhuluma isakhiwo yezitshalo nezilwane amaseli, kuyafaneleka ukuthi babe lokuphatselene nesakhiwo nemsebenti efanayo. Wonke amangqamuzana aphilayo yakhiwa nucleus abathwele ukwaziswa kwezakhi zofuzo nezinqubo wokuxhumanisa we support cell ukuphila; ulwelwesi ngokuchaza isikhala seli bese enza umsebenzi zokuzivikela; cytoplasm ayizwayo isikhala esiphakathi kwawo futhi banesibopho ezokuthutha izinto ezidingekayo. Nokho, kunomehluko obalulekile phakathi kwezitshalo nezilwane amaseli. I cytoplasm yengqamuzana isitshalo yakhiwa plastids kuhlanganise chlorophyll - ikhemikhali odlulisela umbala oluhlaza plant izingxenye ehilelekile izinqubo photosynthesis. Iseli isitshalo okwengeziwe libhekene khona eqinile cell odongeni, wasivumela ukuba uzitholele ezakheke futhi ulubonise ngayo ukumelana ukusonteka. Futhi, iseli isilwane has centrioles ise cytoplasm futhi udlala indima ebalulekile lwe-mitosis.
Umsebenzi eziphilayo
Omunye umehluko emkhatsini izilwane ezivela ezitshalweni iyona umsebenzi ezaboniswa eziphilayo. Umsebenzi isilwane eziphilayo ziyofuna ukudla, lithathelwe imvelo uhlala njalo okusezingeni eliphezulu kukho konke ukuphila kwabo, kuphela kancane kuyancipha nokufinyelela isiqongo yamanani ezithile. umsebenzi Plant itsatfwa aphansi. Umsebenzi ngamandla isitshalo kuhilela kuphela ophoqelelwe tropisms eyenziwa ngaphansi kwethonya izici zangaphandle (ilanga, umhlaba amandla adonsela phansi, njll).
Izindlela eziphilayo ukudla
izitshalo Obalulekile, ngokungafani nezilwane futhi kuthinte indlela yabo ukudla. Njengoba eziphilayo Autotrophic, izitshalo bayakwazi ngokuzimela ukukhiqiza izinto eziphilayo ukusuka wezinto ezingaphili. Izilwane kukhona heterotrophic eziphilayo sici okulungiselwe ukuncela izidakamizwa organic futhi ukungakwazi babe umkhiqizi izinto eziningi eziphilayo kusuka wezinto ezingaphili.
Izinhlobo zezinto eziphilayo ukukhula
Uma sicabangela lokho izilwane zihluke izitshalo, liphinde akunakwenzeka ukuba uthinte phezu inkinga ukukhula eziphilayo. ukukhula plant okuqhubekayo futhi kuqhathaniswa iyunifomu phakathi nesikhathi sokuphila kwakhe. Kukhula umzimba isilwane kwenziwe kuphela phakathi nezikhathi ezithile futhi kukhona okungalingani kakhulu, ukufinyelela isiqongo amagugu kanye kakhulu lantambama nganoma isiphi isikhathi. Noma kunjalo, ngisho ucabangela, kunezilwane zihluke izitshalo, asikwazi ukuchitha ngangokunokwenzeka kube nomehluko ocacile phakathi kulezi zigaba.
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