Video: Dab tsi yog bacteriophage txhaj rau hauv cov kab mob ntawm tes?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Bacteriophage txhaj tshuaj DNA nyob rau hauv cov kab mob cell . Kev koom ua ke. Phaj DNA recombines nrog kab mob chromosome thiab ua integrated rau hauv chromosome raws li prophage.
Tom qab ntawd, ib tug kuj yuav nug, ua li cas tus kab mob bacteriophage kis tau tus kab mob?
Rau kis kab mob , feem ntau cov kab mob bacteriophages ntiav ib tug 'tail' uas stab thiab pierces lub cov kab mob daim nyias nyias tso cai rau tus kab mob cov khoom siv caj ces hla mus. Thaum tus kab mob txuas rau kab mob nto, lub sheath cog lus thiab tsav lub raj los ntawm nws.
vim li cas cov kab mob bacteriophages tsuas kis tau cov kab mob? Kab mob tsuas kis tau cov hlwb uas muaj cov protein zoo sib xws rau ib qho uas pom ntawm tus kab mob 'capid. Lawv yuav tsum sib phim lossis tus kab mob tuaj yeem nkag mus rau hauv lub xov tooj ntawm tes thiab ua tsis tau kis nws. Bacteriophages (los yog phages ) xwb ua tau kis kab mob vim li no.
Ib yam li ntawd, nws raug nug, ua li cas bacteriophages tua cov kab mob?
Bacteriophages tua cov kab mob los ntawm kev ua rau lawv tawg los yog lyse. Tus kab mob kis tau rau kab mob los ntawm txhaj nws cov noob (DNA lossis RNA). Tus kab mob phage theej nws tus kheej (tsim dua tshiab) sab hauv kab mob . Qhov no ua tau ua txog li 1000 tus kab mob tshiab hauv txhua qhov kab mob.
Cov kab mob puas tuaj yeem kis tau tus kab mob?
Nws tuaj yeem ua rau koj zoo siab kom paub qhov ntawd kab mob tuaj yeem kis los ntawm ib hom kab mob vais lav Lub npe hu ua bacteriophage, uas txhais tau tias " kab mob "Puas yog txij li thaum cov kab mob bacteriophages tau tshawb pom, cov kws tshawb fawb tau sim siv lawv los tua cov kab mob xws li mob cholera thiab, tsis ntev los no, anthrax.
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