Cov txheej txheem:
- Vim li cas trp operon inducible lossis repressible?
- YPuas tryptophan yog qhov ua rau muaj kev kub ntxhov?
- hom operon yog trp operon?
- Puas yog trp operon zoo Repressible?
Video: Puas yog trp operon inducible lossis repressible?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Tus trp operon yog a repressible system. Qhov sib txawv tseem ceeb ntawm cov txheej txheem repressible thiab inducible yog qhov tshwm sim thaum lub effector molecule khi rau lub repressor.
Vim li cas trp operon inducible lossis repressible?
Tus trp operon yog a repressible system; qhov operon no yeej ib txwm hais tshwj tsis yog tias tryptophan, corepressor, yuav muaj nyob rau hauv lub cell. Thaum tryptophan yog tam sim no, nws represses qhia cov noob nyob rau hauv no operon. Qhov sib txawv ntawm inducible thiab repressible systems yog me me, tab sis tseem ceeb.
YPuas tryptophan yog qhov ua rau muaj kev kub ntxhov?
The tryptophan (trp) operon system yog hom kev tswj hwm kev ua haujlwm Nws tau ua haujlwm los ntawm Jacob thiab Monod hauv xyoo 1953. … Thaum tryptophan tam sim no, nws khi cov trp repressor thiab induces ib tug conformational hloov nyob rau hauv cov protein, ua rau nws khi tus neeg teb xov tooj trp thiab tiv thaiv transcription (operon yog repressed).
hom operon yog trp operon?
Tus trp operon yog ib qho piv txwv classic ntawm a repressible operon Thaum tryptophan accumulates, tryptophan khi rau ib tug repressor, uas ces khi rau tus neeg teb xov tooj, tiv thaiv ntxiv transcription. Lub lac operon yog ib qho piv txwv classic uas yog inducible operon. Thaum lactose nyob hauv cell, nws hloov mus rau allolactose.
Puas yog trp operon zoo Repressible?
Tsis zoo li lac operon, trp operon muaj cov thawj coj peptide thiab cov txheej txheem attenuator uas tso cai rau kev tswj hwm qib. Nws yog ib qho piv txwv ntawm repressible negative regulation of gene expression.
Pom zoo:
Puas yog ocimum sanctum yog tshuaj ntsuab lossis tsob ntoo?
Ocimum sanctum L. (Tulsi) yog ib qho erect, ntau ceg ntoo 30-60 cm siab, nrog yooj yim ntxeev ntsuab lossis liab doog nplooj [Daim duab 1] uas yog scented thiab plaub hau stems . Yog Ocimum sanctum yog tshuaj ntsuab? Tulsi - Ocimum sanctum:
Puas yog mertensia virginica yog tsob ntoo lossis tsiaj?
Mertensia virginica (feem ntau lub npe Virginia bluebells, Virginia cowslip, lungwort oysterleaf, Roanoke tswb) yog lub caij nplooj ntoos hlav ephemeral nroj tsuagnrog lub tswb zoo li lub ntuj-xiav paj, ib txwm nyob rau sab hnub tuaj. America .
Puas yog qhov muaj peev xwm muab qhab nia suav tias yog tag nrho lossis tsis muaj?
Cov peev txheej tau qhab nia yog cov kev hloov pauv hauv cov peev txheej membrane uas sib txawv ntawm qhov loj me, tsis yog tag nrho-lossis - tsis muaj . Puas yog qhov muaj peev xwm muab qhab nia suav tias yog tag nrho lossis tsis muaj lus nug?
Puas yog lus dag yog lub npe lossis lus qhia?
silliness noun - Txhais, duab, hais lus thiab siv sau ntawv | Oxford Advanced Learner's Dictionary ntawm OxfordLearnersDictionaries.com . Puas yog lus dag? New Member. Raws li Merriam Webster lub adverb daim ntawv ntawm kev dag yog… ua dag.
Puas yog xuab zeb yog pob zeb lossis tsis yog?
Qhov tau hais tias, ob pawg tseem ceeb ntawm cov ntawv xuab zeb yog silicon carbide thiab aluminium oxide Nyob rau hauv cov pawg no muaj ntxhib thiab nplua grits muaj, tab sis nws boils mus rau dab tsi ua haujlwm. sandpaper yog siv rau. Almandine yog garnet ntxhia uas feem ntau siv los ua cov ntawv xuab zeb .