2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Eukaryote ribosomes yog tsim thiab sib sau ua ke hauv cov nucleolus. Ribosomal proteins nkag mus rau lub nucleolus thiab ua ke nrog plaub rRNA strands rautsim ob lub ribosomal subunits (ib qho me me thiab ib qho loj) uas yuav ua kom tiav ribosome (saib daim duab 1).
Yuav ua li cas ribosomal proteins ua?
Ribosomes muaj nyob rau hauv prokaryotic thiab eukaryotic hlwb; Hauv mitochondria, chloroplasts thiab kab mob. … Cov proteins thiab nucleic acids uas tsim cov ribosome sub-units yog tsim nyob rau hauv lub nucleolus thiab xa tawm los ntawm nuclear pores rau hauv cytoplasm.
Yuav ua li cas 2 yam ua ribosomal subunits?
Ribosomes yog tsim los ntawm ob lub subunits, qhov loj thiab me subunit, ob qho tib si muaj xws li ribosomal RNA (rRNA) molecules thiab tus lej sib txawv ntawm ribosomal proteins. Ob peb yam proteins catalyze cov kauj ruam sib txawv ntawm cov protein synthesis los ntawm kev khi ib ntus mus rau ribosome.
Vim li cas thiaj tsis muaj kev sib sau ntawm ribosomal subunits hauv ib lub cell?
Yog li ntawd, ribosomal proteins uas tuaj yeem hla txuas mus rau cov molecules hauv cov qauv ribosome yuav tsum tau khi rau lossis nyob ze ntawm RNA. Cov txheej txheem no yog thawj zaug uas tau tshwm sim ntawm cov proteins uas cuam tshuam nrog rRNA hauv eukaryotic ribosome qhov twg…
Cov qauv cell twg ua rau ribosomal subunits?
Txhua ribosome yog tsim los ntawm ib qho loj thiab me me. Ribosomal subunits yog tsimhauv cov nucleolus thiab tom qab ntawd xa tawm mus rau hauv cytoplasm, qhov chaw uas lawv khub tawm los ua tag nrho cov ribosomes. Feem ntau ob peb lub ribosomes txhais ib qho kev muab mRNA molecule ib txhij; Cov qauv no hu ua polysome.
Pom zoo:
Lub sijhawm treadmilling actin subunits ntxiv?
Thaum treadmilling, actin subunits ntxiv: … cleaves actin los ntawm twisting nyob ib sab F-actin monomers hauv cov filament . Ob lub proteins uas ua lub luag haujlwm tseem ceeb tshaj plaws hauv actin microfilament microfilament Microfilaments, tseem hu ua actin filaments, yog protein filaments nyob rau hauv cytoplasm ntawm eukaryotic hlwb uas tsim ib feem ntawm cytoskeleton.
Ib yam twg tuav cov ribosomal subunits ua ke?
Txhua chav tsev ribosomal muaj RNA nucleotide molecules thiab lawv cov proteins cuam tshuam. Thaum ob lub subunits no koom ua ke, nws tsim cov ribosomes nquag ntawm kev sib txuas ntawm cov protein. Qhov kev koom ua ke ntawm ob lub subunits no tsuas yog ua los ntawm magnesium ions tam sim no hauv cell.
Puas kaum xya muaj subunits?
Kev sib koom ua las voos-pop, R&B, thiab txawm tias qee qhov dubstep thiab hip-hop, Seventeen yog faib ua peb subunits. … Lub "hip-hop unit" suav nrog cov tswvcuab hauv Kaus Lim Qab Teb S. Coups (tag nrho pab pawg thiab tus thawj coj hauv tsev, yug Choi Seungcheol), Wonwoo (yug Jeon Wonwoo), Mingyu Kim, thiab Asmeskas-yug Korean Hansol Vernon Choi.
Thaum cov ribosomal subunits cais?
Thaum cov protein ntau tsis tau ua tiav, ob lub subunits ntawm ribosome raug cais. Xyoo 2000, qhov ua tiav peb-dimensional qauv ntawm cov loj thiab me subunits ntawm ib tug ribosome tau tsim. Yuav ua li cas rau cov ribosomal subunits?
Dab tsi yog ribosomal subunits ua los ntawm?
Ribosomal subunits yog tsim los ntawm ribosomal RNA (rRNA) thiab proteins. Ribosomal subunits nrog S-nqi sib txawv yog tsim los ntawm cov molecules sib txawv ntawm rRNA, nrog rau cov protein sib txawv. Nco ntsoov tias RNA yog ib qho polymer ntawm ribonucleotides uas muaj nitrogenous puag adenine, uracil, guanine, los yog cytosine.
