Dab tsi cuam tshuam qhov kub thiab txias muaj rau kev ua ntawm salivary amylase?
Dab tsi cuam tshuam qhov kub thiab txias muaj rau kev ua ntawm salivary amylase?

Video: Dab tsi cuam tshuam qhov kub thiab txias muaj rau kev ua ntawm salivary amylase?

Video: Dab tsi cuam tshuam qhov kub thiab txias muaj rau kev ua ntawm salivary amylase?
Video: 💥 Xov Xwm 21/3/2022 - NATO Thiab Meskas Tseem Tsaug Zog Ces Ukraine Kaws Poob Rau Lavxias Zaum No 2024, Lub Xya hli ntuj
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nyhuv ntawm Kub

Tag nrho cov enzymes yog proteinaceous hauv qhov. Ntawm qhov qis dua kub , cov enzyme salivary amylase yog deactivated thiab ntawm qhov siab dua kub , lub enzyme yog denaturated. Yog li ntawd, ntau lub sij hawm yuav raug coj los ntawm ib qho enzyme los zom cov hmoov txhuv nplej siab ntawm qis thiab siab dua kub.

Tom qab ntawd, ib tus tuaj yeem nug, qhov ntsuas kub cuam tshuam li cas ntawm amylase?

Ntawm qhov zoo tshaj plaws kub cov amylase yuav zom cov hmoov txhuv nplej siab sai heev. Thaum qis kub cov amylase yuav zom cov hmoov txhuv nplej siab qeeb vim txo lub zog kinetic. Thaum siab kub cov amylase yuav zom cov hmoov txhuv nplej siab maj mam los yog tsis yog vim qhov denaturation ntawm enzyme lub chaw ua haujlwm.

Zoo sib xws, qhov kub thiab txias cuam tshuam rau kev ua haujlwm ntawm trypsin li cas? Qhov tshwj xeeb kev ua haujlwm ntawm trypsin yog li ntawm 20 npaug ntawm chymotrypsin ntawm siab kub thiab txog 80 npaug ntau dua ntawm qhov qis kub . Kev ua tsis pib txo kom txog 70 ° C rau trypsin thiab mus txog 65 ° C rau chy-motrypsin, qhia txog thermal stability ntau heev.

Hauv qhov hais txog qhov no, qhov kub li cas cuam tshuam rau kev ua haujlwm ntawm cov enzymes?

Kub Cov teebmeem. Zoo li feem ntau cov tshuaj tiv thaiv, tus nqi ntawm ib qho enzyme -catalyzed cov tshuaj tiv thaiv nce raws li qhov kub yog tsa. Ib kaum degree Centigrade nce hauv kub yuav nce lub kev ua si ntawm feem ntau cov enzymes los ntawm 50 mus rau 100%. Ib txhia cov enzymes poob lawv kev ua thaum khov.

Qhov kub li cas cuam tshuam rau kev ua ntawm catalase?

Los ntawm Kub Raws li cov kub nce mus rau qhov zoo tshaj plaws point, hydrogen bonds loosen, ua kom yooj yim rau catalase ua rau hydrogen peroxide molecules. Yog tias kub nce siab tshaj qhov zoo tshaj plaws taw tes, qhov enzyme denature, thiab nws cov qauv raug cuam tshuam.

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