Video: Puas yog hydrogen peroxide yog catalase?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Catalase yog ib qho enzyme uas muaj nyob hauv yuav luag txhua yam kab mob uas muaj sia nyob tau raug oxygen (xws li kab mob, nroj tsuag, thiab tsiaj txhu). Nws catalyzes lub decomposition ntawm hydrogen peroxide rau dej thiab oxygen.
Ib yam li ntawd, catalase cuam tshuam li cas hydrogen peroxide?
Catalase yog ib qho enzyme nyob rau hauv daim siab uas ua rau tsis zoo hydrogen peroxide nyob rau hauv oxygen thiab dej. Thaum cov tshuaj tiv thaiv no tshwm sim, oxygen gas npuas khiav tawm thiab tsim ua npuas ncauj. Ua kom tiav txhua qhov chaw uas lub siab nyoos kov thaum lub sijhawm ua haujlwm no.
Kuj Paub, puas yog hydrogen peroxide substrate? Lub enzyme catalase pab tiv thaiv lub cev los ntawm oxidative cell puas los ntawm kev tawg hydrogen peroxide rau dej thiab oxygen. Ib qho enzyme muaj qhov chaw ua haujlwm uas muaj cov sib txuas tshwj xeeb txuas. Cov molecules nyob rau hauv lub compound yog hu ua substrate . Nyob rau hauv cov ntaub ntawv ntawm hydrogen peroxide , dej thiab oxygen tso tawm.
Tsis tas li ntawd, puas yog hydrogen peroxide substrate ntawm catalase?
Thaum lub enzyme catalase los rau hauv kev sib cuag nrog nws substrate , hydrogen peroxide , nws pib tawg rau hauv dej thiab oxygen. Oxygen yog cov pa roj thiab yog li ntawd xav kom khiav tawm cov kua. Tsuas yog thaum hydrogen peroxide yog muaj, cov catalase Cov tshuaj tiv thaiv tuaj yeem tshwm sim raws li koj tau pom hauv lwm lub khob.
Nws siv sijhawm ntev npaum li cas rau catalase kom hnov mob nrog hydrogen peroxide?
THAUM catalase yog ntxiv rau hydrogen peroxide , muaj qhov pib nrawm nrawm ntawm oxygen uas kav ntev li ob feeb, nyob ntawm qhov peroxide concentration. Tom qab ntawd, cov pa oxygen yog muab tawm ntawm tus nqi tsis tu ncua uas maj mam txo qis hauv ib teev.
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