2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Kev tsim. Primary plasmodesmata yog tsim thaum cov feem ntawm cov endoplasmic reticulum yog daig thoob plaws hauv nruab nrab lamella li cov phab ntsa cell tshiab yog synthesized ntawm ob tug tshiab faib cog hlwb. Cov no nws thiaj li dhau los ua cytoplasmic kev sib txuas ntawm cov hlwb. … Pits ib txwm ua ke ntawm cov hlwb uas nyob ib sab.
Puas yog plasmodesmata tsim thaum lub sijhawm faib cell?
Primary plasmodesmata yog tsim thaum lub sij hawm faib cell, whereas theem nrab plasmodesmata tsim tag nrho de novo nyob rau hauv cov phab ntsa cell uas twb muaj lawm. … Plasmodesmata tuaj yeem tshwm sim los ntawm cov seem ntawm endoplasmic reticulum sab laug nyob rau hauv lub phragmoplast ntawm ib tug faib cell, thiab cov uas tsim txoj kev no hu ua thawj plasmodesmata.
Plasmodesmata yog dab tsi thiab nws txoj haujlwm?
Plasmodesmata yog cov plasma txoj hauv kev nruab nrab ntawm cov hlwb cog uas yog qhov tseem ceeb tshaj plaws rau thauj, kev sib txuas lus thiab kev taw qhia ntawm cov hlwb. Cov nano-channels no yog lub luag haujlwm rau kev sib koom ua ke ntawm cov hlwb hauv cov ntaub so ntswg thiab rau kev faib tawm ntawm cov nroj tsuag lub cev rau hauv kev ua haujlwm symplast units.
Plasmodesmata pom nyob qhov twg hauv cov nroj tsuag?
Plasmodesmata (Pd) yog co-axial membranous channels uas hla phab ntsa ntawm cov nroj tsuag uas nyob ib sab, txuas cov cytoplasm, plasma membranes thiab endoplasmic reticulum (ER) ntawm cov hlwb thiab tso cai ncaj qha. cytoplasmic cell-to-cell kev sib txuas lus ntawm ob qho tib si me me molecules thiab macromolecules (proteins thiab RNA).
Qhov kev txav yog dab tsikoom nrog hauv plasmodesmata?
Qhov no tau tswj hwm los ntawm cov lus teb rau ntau yam kev loj hlob thiab ib puag ncig cov cim thiab tswj cov passive txav ntawm cov molecules los ntawm plasmodesmata. (C) Cov plasmodesmata tshwj xeeb, hu ua pore plasmodesmata, txuas cov hlwb ua ke (CC) rau cov ntsiab lus sieve (SE) hauv phloem.
Pom zoo:
Puas yog tus neeg raug tsim txom lossis tus neeg raug tsim txom?
tus neeg raug quab yuam txhais li cas? Tus neeg raug quab yuam yog tus neeg uas coj kev quab yuam-kev ua phem, kev hem, kev hem, lossis kev quab yuam los ntawm ib tus neeg txoj cai kom yuam ib tus neeg xa nyiaj (los yog lwm yam khoom muaj nqis) lossis ua ib yam dab tsi lawv tsis xav ua.
Vim li cas kuv thiaj tsis tsim nyog tsim lub npe siv hauv facebook?
Muaj ntau qhov laj thawj vim li cas koj tab tom ntsib qhov tsis tsim nyog los tsim lub npe siv yuam kev rau koj nplooj Facebook. Tus neeg siv lub npe koj xav tau twb raug coj los ntawm lwm tus neeg siv. Koj tus username luv dhau los yog ntev dhau lawm.
Yuav ua li cas paintings xav tsim yog vim li cas?
Ntawm Painting Styles Of The World Modernism: Modernism hauv kev kos duab yog suav tias yog kos duab uas tau tsim thaum lub sijhawm xyoo 1860 thiab 1970. … Impressionism: Daim duab kos duab no tau tshwm sim hauv Paris thaum xyoo pua 19th.
Vim li cas lub khoos phis tawj pab tsim tsim tseem ceeb?
Nws pab cov neeg siv tsim qauv hauv 2D lossis 3D komlawv tuaj yeem pom kev tsim kho. CAD tso cai rau kev txhim kho, hloov kho, thiab ua kom zoo ntawm cov txheej txheem tsim. … Ua tsaug rau CAD, engineers tuaj yeem ua tus sawv cev kom raug ntau dua thiab hloov kho tau yooj yim los txhim kho kev tsim qauv zoo.
Puas yog plasmodesmata hauv cov tsiaj hlwb?
Intercellular Junctions Plasmodesmata yog kev sib txuas ntawm cov hlwb cog , whereas tsiaj cell hu tau ua los ntawm kev sib txuas nruj, qhov sib txawv, thiab desmosomes desmosomes A desmosome (/ˈdɛzməˌsoʊm/; "binding lub cev"), tseem hu ua macula adherens (plural: