![Dab tsi yog qhov sib txawv ntawm kev sib tsoo thiab khiav hauv cov kab mob txav? Dab tsi yog qhov sib txawv ntawm kev sib tsoo thiab khiav hauv cov kab mob txav?](https://i.answers-medical.com/preview/medical-health/13874586-what-is-the-difference-between-a-tumble-and-a-run-in-bacterial-movement-j.webp)
Video: Dab tsi yog qhov sib txawv ntawm kev sib tsoo thiab khiav hauv cov kab mob txav?
![Video: Dab tsi yog qhov sib txawv ntawm kev sib tsoo thiab khiav hauv cov kab mob txav? Video: Dab tsi yog qhov sib txawv ntawm kev sib tsoo thiab khiav hauv cov kab mob txav?](https://i.ytimg.com/vi/HlDnBGJM6uA/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Hauv kev khiav , peb flagella spontaneously tsim ib pob thiab lub xov tooj ntawm tes ua luam dej ncaj, whereas, hauv ib pliag , rov qab ntawm lub cev muaj zog thiab kev hloov pauv ntawm tus txuam flagellum txhais unbundling ntawm flagellum thiab reorientation ntawm lub cell.
Hais txog qhov no, dab tsi yog khiav thiab cuam tshuam rau cov kab mob?
Cov " khiav "yog cov kauj ruam hauv kev taug kev tsis raug thiab" tumbles "yog qhov hloov pauv hauv qhov kev coj ua. E. Coli yog piv txwv ntawm kab mob uas siv cov khiav thiab ntog txoj kev mus rau kev taug kev. Thaum tus flagella tig rov qab rau hauv-clockwise, lawv ua rau lub cev ua luam dej, thiab thaum lawv tig raws lub moos, lawv ua rau ntog.
Tom qab ntawd, lo lus nug yog, cov kab mob txav mus hauv chemotaxis li cas? Somatic hlwb, kab mob , thiab lwm yam ib leeg-cell lossis cov kab mob sib kis sib txuas ncaj qha lawv cov kev txav raws rau qee yam tshuaj hauv lawv ib puag ncig. Zoo chemotaxis tshwm sim yog tias kev txav mus rau qhov siab dua ntawm cov tshuaj hauv lo lus nug; tsis zoo chemotaxis yog hais tias lub zog yog nyob rau hauv cov lus coj rov qab.
Kuj paub, peb hom kev txav ntawm cov kab mob dab tsi?
A kab mob xov tooj ntawm tes uas muaj ib tus chij polar flagellum hloov pauv rov ua luam dej tom ntej, uas tus flagellum thawb lub cev ntawm tes, thiab ua luam dej rov qab, uas tus flagellum rub lub cev ntawm tes.
Tumbling motility yog dab tsi?
Listeria yuav tsum mus rau ntawm lub xovtooj ntawm sab nraud kom kis tus kabmob mus rau lwm lub cell. Sab nraum lub cev, Listeria muaj tus chij cim-tsav kev muaj zog , qee zaum piav raws li " qaug zog ". Txawm li cas los xij, ntawm 37 ° C, flagella tsum tsis txhob tsim thiab cov kab mob hloov pauv siv tus tswv tsev lub cytoskeleton txav mus.
Pom zoo:
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