2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Tib neeg yog tsis tuaj yeem zom cov cellulose vim tias cov enzymes tsim nyog los rhuav tshem cov beta acetal linkages tsis muaj. … Lawv muaj cov enzymes uas yuav tsum tau rau kev tawg lossis hydrolysis ntawm cellulose; cov tsiaj tsis, txawm tias tsis muaj termites, muaj qhov tseeb enzymes. Tsis muaj vertebrate tuaj yeem zom cov cellulose ncaj qha.
Vim li cas cellulose tsis zom los ntawm tib neeg?
Hauv tib neeg lub cev, cellulose tsis tuaj yeem zom tau vim tsis muaj cov enzymes tsim nyog los rhuav tshem cov beta acetal linkages. Tib neeg lub cev tsis muaj cov txheej txheem digestive los rhuav tshem cov monosaccharide bonds ntawm cellulose.
tib neeg puas tuaj yeem zom cov cellulose?
Tib neeg tsis tuaj yeem zom cov cellulose, tab sis nws tseem ceeb hauv kev noj zaub mov zoo li fiber ntau. Fiber pab koj lub plab zom mov - ua kom cov zaub mov txav hauv plab thiab thawb cov khib nyiab tawm hauv lub cev.
Vim li cas tib neeg thiaj tsis zom cov cellulose tab sis zom cov hmoov txhuv nplej siab?
Yog vim li cas vim yog sib txawv ntawm kev sib txuas ntawm cellulose thiab starch. Cellulose muaj beta-1, 4 daim ntawv cog lus uas tsis zom los ntawm peb cov enzymes (uas tuaj yeem zom alfa-1, 4 thiab alfa-1, 6 daim ntawv cog lus uas muaj cov hmoov txhuv nplej siab thiab glycogen).
Vim li cas cellulose digestible hauv nyuj tab sis tsis tib neeg?
Tib neeg tsis muaj enzyme tsim nyog los zom cov cellulose. Tsiaj txhu xws li termites thiab herbivores xws li nyuj, koalas, thiab nees tag nrho zom cov cellulose, tab sis txawm tias cov tsiaj no tsis lawv tus kheej muaj ib qho enzyme uas.digests cov khoom no. … Hloov chaw, cov tsiaj no muaj cov kab mob microbes zom cov cellulose.
Pom zoo:
Vim li cas tib neeg thiaj muaj neeg coob coob?
Tib neeg txoj kev loj hlob tau nce nyob rau ntau pua xyoo dhau los vim kev kho mob nce qib thiab txhim kho kev tsim khoom ua liaj ua teb. Cov neeg txhawj xeeb los ntawm qhov kev sib cav no tau sib cav tias nws ua rau muaj kev siv cov peev txheej uas dhau ntawm ib puag ncig lub peev xwm nqa, ua rau cov pej xeem overshoot.
Tib neeg puas noj cellulose?
Tsiaj zoo li nyuj thiab npua tuaj yeem zom cov cellulose ua tsaug rau cov kab mob symbiotic hauv lawv cov plab zom mov, tab sis tib neeg tsis tuaj yeem.Nws yog ib qho tseem ceeb hauv peb cov khoom noj uas muaj fiber ntau, hauv qhov ntawd Nws khi ua ke pov tseg hauv peb lub plab zom mov.
Puas yog cov tib neeg ntawm ib hom niaj hnub no txawv dua li cov tib neeg ntawm tib hom?
Puas yog cov tib neeg ntawm ib hom niaj hnub no zoo li txawv dua li cov tib neeg ntawm tib hom tau ntau tiam dhau los? … Yog, txhua tus neeg tuaj yeem hloov pauv me ntsis thiab dhau qhov kev hloov pauv rau lawv cov xeeb ntxwv. Puas muaj qhov sib txawv ntawm cov tib neeg ntawm tib hom?
Thaum ib yam khoom uas tsis yog tib neeg muab rau tib neeg tus yam ntxwv?
Personification yog qhov tshwm sim ntawm tib neeg cov yam ntxwv, yam ntxwv, lossis kev coj tus cwj pwm rau cov tsis yog tib neeg, yog tsiaj txhu, yam tsis muaj sia, lossis txawm tias cov ntsiab lus tsis muaj tseeb. Qhov twg hauv qab no muab tib neeg yam ntxwv rau yam tsis yog tib neeg?
Yuav ua li cas cov khoom noj khoom haus uas lub cev indigestible?
Fiber. Fiber yog ib hom carbohydrate. Nws yog qee zaum hu ua roughage lossis bulk. Fiber yog ib feem ntawm cov nroj tsuag cov zaub mov uas peb lub cev tsis tawg thaum digestion. Dab tsi yog indigestible los ntawm tib neeg? Piv txwv ntawm yav dhau los yog lactose, sucrose, tib neeg cov mis nyuj oligosaccharides, thiab zaub hmoov nplej.