Cov txheej txheem:
- Ntev npaum li cas cov lac operon tau nthuav tawm thaum muaj lactose?
- YPuas yog lac operon qhia thaum muaj lactose?
- Puas operons ib txwm qhia?
- Yuav ua li cas lub lac operon tswj?
Video: Ntev npaum li cas tus lac operon yuav qhia?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Lac operon nthuav tawm tsuav yog muaj lactose. Thaum tag nrho cov lactose hloov mus rau hauv qabzib thiab galactose, cov tshuaj tiv thaiv nres.
Ntev npaum li cas cov lac operon tau nthuav tawm thaum muaj lactose?
Lactose operon nthuav qhia tshaj li Lactose tam sim no. Thaum tag nrho cov lactose hloov mus rau hauv qabzib thiab galactose, cov tshuaj tiv thaiv nres….
YPuas yog lac operon qhia thaum muaj lactose?
Lub lac operon ntawm E. coli muaj cov noob koom nrog hauv lactose metabolism. Nws tsuas yog qhia thaum muaj lactose thiab qabzib tsis muaj. Ob tus neeg tswj hwm tig lub operon "rau" thiab "tawm" hauv kev teb rau cov qib lactose thiab qabzib: lac repressor thiab catabolite activator protein (CAP).
Puas operons ib txwm qhia?
Qee cov noob thiab cov neeg ua haujlwm tau hais tawm txhua lub sijhawm Txawm li cas los xij, tseem muaj cov noob uas cov khoom lag luam xav tau los ntawm tes los tswj cov haujlwm tseem ceeb. Cov noob tu vaj tsev no tau nthuav tawm tas li raws li kev loj hlob ib txwm muaj ("ua haujlwm nquag").
Yuav ua li cas lub lac operon tswj?
Txoj Cai ntawm lac Operon
Txoj haujlwm ntawm tus txhawb nqa uas tswj kev qhia ntawm lac operon yog tswj hwm los ntawm ob hom proteins Ib qho ntawm cov proteins tiv thaiv cov RNA polymerase los ntawm transcribing (kev tswj tsis zoo), lwm yam txhim khu kev khi ntawm RNA polymerase rau tus txhawb nqa (kev tswj zoo).
Pom zoo:
Tus neeg tuaj txog yuav siv sij hawm ntev npaum li cas?
Arriver yog ib qho ntawm cov lus Fab Kis tshaj plaws. Nws yog ib txwm -ER verb tab sis coj être hauv cov lus sib xyaw. Tuaj txog txhais tau tias "kom txog," tab sis kuj tseem siv rau hauv qee qhov kev hais lus tsis zoo thiab ua ib qho lus qhia tsis tseeb .
Yuav siv sij hawm ntev npaum li cas rau tus zuam yuav engorged?
"Yuav siv sijhawm ntev npaum li cas rau tus zuam kom ua tiav? Nws yuav siv sij hawm ob mus rau peb hnub rau nymphs thiab plaub mus rau xya hnub rau cov neeg laus kom ua tiav. Feem ntau nws yuav siv sij hawm 36 teev rau tus zuam kom kis tau rau koj, yog tias nws muaj kab mob Lyme .
Ntev npaum li cas escalades kav ntev?
Lub Cadillac Escalade muaj kwv yees li ntawm 200, 000 mais. Raws li qhov nruab nrab txhua xyoo mileage ntawm 15, 000 mais, Escalade tuaj yeem nyob ntev13 xyoo Qhov no tau muab tias lub tsheb tau saib xyuas zoo, lub sijhawm tu lub Hoobkas tau ua raws thiab kev tsav tsheb zoo raug saws.
Ntev npaum li cas laryngitis nyob ntev?
Laryngitis yog qhov mob ntawm lub larynx (lub thawv suab). Feem ntau, nws tau zoo dua yam tsis muaj kev kho mob nyob rau hauv ib lub lis piam. Cov tsos mob ntawm laryngitis tuaj yeem pib tam sim ntawd thiab feem ntau yuav mob zuj zus nyob rau lub sijhawm ob mus rau peb hnub .
Ntev npaum li cas tom qab los ntshav ntev?
Thaum thawj qhov tshwm sim ntawm kev sib deev, ib qho me me ntawm daim tawv nqaij ntawm qhov chaw mos hu ua hymen feem ntau ncab thiab tawg. Cov ntshav me me no ua rau tuaj yeem kav ntev 1 txog 2 hnub . Yuav ua li cas kom tsis txhob los ntshav tom qab?
