Centrifugation siv li cas hauv lub neej txhua hnub?

Cov txheej txheem:

Centrifugation siv li cas hauv lub neej txhua hnub?
Centrifugation siv li cas hauv lub neej txhua hnub?
Anonim

Qee yam piv txwv ntawm centrifugation muaj xws li: Kev rho tawm cov rog los ntawm cov mis nyuj thiaj li tsim tau cov mis nyuj skimmed. Kev tshem tawm cov dej los ntawm moist lettuce nrog kev pab los ntawm cov zaub xam lav spinner. Kev ua kom qhuav dej hauv cov tshuab ntxhua khaub ncaws kom tshem tawm cov dej ntawm cov khaub ncaws.

centrifugation siv nyob qhov twg hauv lub neej tiag?

Qee yam piv txwv ntawm centrifugation muaj xws li: Kev rho tawm cov rog los ntawm cov mis nyuj thiaj li tsim tau cov mis nyuj skimmed. Kev tshem tawm cov dej los ntawm moist lettuce nrog kev pab los ntawm cov zaub xam lav spinner. Kev ua kom qhuav dej hauv cov tshuab ntxhua khaub ncaws kom tshem tawm cov dej ntawm cov khaub ncaws.

piv txwv ntawm centrifuging uas siv hauv tsev yog dab tsi?

tshuab ntxhua khaub ncaws siv centrifugation thaum lub voj voog tig kom cais dej ntawm ntxhua khaub ncaws. Ib qho khoom siv zoo sib xws ua rau dej tawm ntawm cov khaub ncaws ua luam dej. Salad spinners, siv los ntxuav thiab tom qab ntawd tig cov lettuce qhuav thiab lwm yam zaub ntsuab, yog lwm qhov piv txwv ntawm ib qho yooj yim centrifuge.

Kev siv centrifugation yog dab tsi?

Centrifugation yog siv txhawm rau sau cov hlwb, txhawm rau txhawm rau DNA, ua kom huv cov kab mob, thiab paub qhov txawv me ntsis ntawm qhov sib txawv ntawm cov molecules. Feem ntau lub chaw soj nstuam ua haujlwm tshawb fawb yuav muaj ntau tshaj ib hom centrifuge, txhua tus muaj peev xwm siv ntau yam rotors.

Centrifugation muab piv txwv yog dab tsi?

txheej txheem ntawm centrifugation yogkom cais cov kua mis los ntawm mis. Cov mis nyuj yog muab tso rau hauv lub thawv kaw hauv lub tshuab centrifuge loj. Thaum lub tshuab centrifuge hloov mus, cov mis yuav tig (los yog spun) ntawm lub thawv ceev heev Vim qhov no cov mis nyuj sib cais ua 'cream' thiab 'skimmed mis nyuj.

Pom zoo:

Nthuav cov khoom
Lub sijhawm elongation ntawm kev txhais lus uncharged trnas txav mus rau?
Nyeem ntxiv

Lub sijhawm elongation ntawm kev txhais lus uncharged trnas txav mus rau?

Peptide daim ntawv cog lus; uncharged tRNA txav mus rau qhov E site & tom qab tawm ntawm ribosome; lub mRNA tau hloov pauv 3 lub hauv paus mus rau sab laug, ua rau tRNA bearing dipeptide hloov mus rau P site P site P-site (rau peptidyl) yog qhov thib ob khi qhov chaw rau tRNA hauv ribosome.

Dab tsi yog asbestiform fibers?
Nyeem ntxiv

Dab tsi yog asbestiform fibers?

Raws li siv hauv daim ntawv tshaj tawm no, lo lus asbestiform fibers suav nrog fibers uas muaj lub zog zoo thiab yoog raws, ruaj khov, cov qauv saum npoo tsis muaj qhov tsis xws luag, thiab ntau lwm yam khoom tau piav qhia tom qab. Kev lag luam zoo asbestos yog ib qho piv txwv ntawm asbestiform fiber.

Colleen dewhurst tuag li cas?
Nyeem ntxiv

Colleen dewhurst tuag li cas?

Dewhurst tuag rau hnub Thursday ntawm mob qog noj ntshav ntawm nws lub tsev hauv New York suburb ntawm Lewisboro, hais Tom Viola, tus kws tshaj lij rau lub koomhaum uas nws ua haujlwm, Tus Ua Yeeb Yam Equity. Txawm hais tias ntau phau ntawv sau npe Dewhurst hnub nyoog li 65, nws yog 67, hais tias nws tus khub ntev, Ken Marsolais.