Puas yog kev ua kom tsis muaj menyuam thiab pasteurization tib yam?

Cov txheej txheem:

Puas yog kev ua kom tsis muaj menyuam thiab pasteurization tib yam?
Puas yog kev ua kom tsis muaj menyuam thiab pasteurization tib yam?
Anonim

Sterilization yog npaj los rhuav tshem tag nrho cov kab mobthiab tshwj xeeb yog cov kab mob pathogenic hauv lawv daim ntawv vegetative thiab sporulated. … Kev kho cua sov nruab nrab ntawm pasteurization tso cai rau kev puas tsuaj ntawm cov kab mob pathogenic tam sim no nyob rau hauv lawv daim ntawv cog qoob loo, thiab cov kab mob loj heev.

Puas pasteurization yog piv txwv ntawm kev ua kom tsis muaj menyuam?

D. Pasteurization (los yog pasteurization) yog txheej txheem los ntawm cov cua sov siv rau cov zaub mov thiab dej haus kom tua cov kab mob thiab ua kom lub neej ntev. … Thaum pasteurization tua los yog inactivates ntau cov kab mob, nws tsis yog ib daim ntawv ntawm sterilization, vim cov kab mob spores tsis puas.

YPuas pasteurization yog kev ua kom tsis muaj menyuam lossis tua kab mob?

Kev tua kab mob yog kev puas tsuaj ntawm cov kab mob kab mob los ntawm cov txheej txheem uas tsis ua raws li cov txheej txheem rau kom tsis muaj menyuam. Pasteurization yog ib hom tshuaj tua kab mob, tab sis cov lus feem ntau yog siv rau kev siv cov tshuaj ua kua tshuaj hu ua tshuaj tua kab mob, uas feem ntau muaj qee qhov kev xaiv.

Puas pasteurization yog txoj kev ua kom tsis muaj menyuam?

Pasteurization tsis yog ua kom tsis muaj menyuamvim nws tsis rhuav tshem txhua yam kab mob hauv cov zaub mov lossis kua dej, uas yog, pasteurization tsis rhuav tshem cov kab mob spores. Cov spores no yeej ib txwm hardy hom kab mob uas yuav tsum tau super-cua sov kom puas tsuaj.

Qhov txawv ntawm kev ua kom tsis muaj menyuam thiab cov lus nug pasteurization yog dab tsi?

Dab tsi yog qhov txawv ntawm pasteurization thiab (kev lag luam) sterilization? Pasteurization yog nyob rau qis qis, txo cov kab mob thiab cov kab mob lwj (ua kom puas), tab sis tsis tua cov kab mob. … Kev ua kom tsis muaj menyuam: Kev kho cua sov txaus los tua cov endospores ntawm Clostridium botulinum hauv cov zaub mov kaus poom.

Pom zoo: