2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Kev hloov pauv daim ntawv cog lus tso cai rau ob tog ua qhov kev pom zoo sib koom ua ke hloov pauv mus rau daim ntawv cog lus uas twb muaj lawm. Kev hloov kho tuaj yeem ntxiv rau daim ntawv cog lus uas twb muaj lawm, tshem tawm ntawm nws, lossis hloov qee qhov ntawm nws. Thawj daim ntawv cog lus tseem nyob hauv qhov chaw, tsuas yog nrog qee cov ntsiab lus hloov pauv los ntawm kev hloov kho.
Kev hloov pauv rau daim ntawv cog lus txhais li cas?
Kev hloov pauv yog hloov lossis ntxiv rau cov ntsiab lus ntawm daim ntawv cog lus lossis cov ntaub ntawv. Ib qho kev hloov kho yog ib qho ntxiv lossis kev kho uas tawm ntawm cov ntaub ntawv tseem ceeb tsis zoo. US Constitution yog ib qho piv txwv ntawm kev siv cov kev hloov kho.
Koj sau qhov kev hloov pauv rau daim ntawv cog lus li cas?
Sau, "Daim Ntawv Pom Zoo Hloov Kho" ntawm sab saum toj ntawm nplooj ntawv cuam tshuam. Sau cov npe thiab cov npe ntawm ob tog koom nrog. Qhia meej meej hauv kab lus lossis ob qho uas ob tog pom zoo hloov daim ntawv cog lus no rau hnub-thiab-hnub thiab lub sijhawm zoo li no. Tom qab ntawd piav qhia meej txog cov kev hloov pauv hauv kev sau ntawv.
piv txwv ntawm kev hloov kho yog dab tsi?
Lub ntsiab lus ntawm kev hloov kho yog hloov pauv, ntxiv, lossis rov hais dua ntawm qee yam, feem ntau nrog lub hom phiaj ntawm kev txhim kho. Ib qho piv txwv ntawm kev hloov kho yog qhov kev hloov pauv rau US Constitution. Kev hloov pauv rau qhov zoo dua; kev txhim kho.
Puas yog kev hloov pauv rau daim ntawv cog lus cog lus tshiab?
Ib qho kev hloov kho yog a kev pom zoo hloov pauv- txawm tias ntxiv lossis tshem tawm lossis ob qho tib si - rau qhovdaim ntawv cog lus qub. Nws suav nrog cov nqe lus, nqe lus, ntu, thiab cov lus txhais kom hloov pauv hauv daim ntawv cog lus qub. Nws kuj hais txog lub npe thiab hnub tim ntawm daim ntawv cog lus qub. Txhua tog yuav tsum kos npe rau kev hloov kho.
Pom zoo:
Puas yog daim ntawv cog lus yog daim ntawv cog lus siv tau?
Vim a daim ntawv cog lus tsis yog daim ntawv cog lus tseeb, kev lees paub ntawm kev sib nrig tsis tsim nyog, thiab lub tsev hais plaub yuav txiav txim siab yam tsis xav txog lub hom phiaj ntawm ob tog. Thaum ib tog foob rau kev puas tsuaj raws li daim ntawv cog lus, kev kho mob feem ntau yog rov qab los yog rov qab los raws li kev xav ntawm quantum meruit.
Qhov kev hloov pauv no puas yuav ua rau muaj kev hloov pauv hloov pauv?
Yog li, yog tias muaj kev hloov pauv, piv txwv li, kev ntxig lossis tshem tawm ntawm nucleotide, tshwm sim, qhov no tuaj yeem ua rau kev hloov pauv ntawm kev nyeem ntawv. Nws hloov tag nrho cov amino acid ib ntus. Cov kev hloov pauv no yog hu ua frameshift mutation (tseem hu ua kev nyeem ntawv hloov pauv, nyeem ntawv hloov pauv, lossis framing yuam kev).
Qhov twg yog qhov kev hloov pauv hloov pauv hloov pauv?
Semiconservative replication piav qhia txog cov txheej txheem ntawm DNA replication nyob rau hauv tag nrho cov paub hlwb. DNA replication tshwm sim ntawm ntau lub hauv paus pib ntawm kev rov ua dua raws DNA qauv strand. Raws li DNA ob chav helix yog unwound by helicase, replication tshwm sim nyias ntawm txhua tus qauv strand nyob rau hauv antiparallel cov lus qhia.
Qhov kev hloov pauv twg yog xav tias yuav cuam tshuam los ntawm kev hloov pauv hloov pauv?
Dependent Variable Qhov sib txawv uas nyob ntawm lwm yam uas ntsuas. Cov kev hloov pauv no yuav tsum tau hloov pauv raws li qhov kev sim ua haujlwm ntawm tus kheej hloov pauv lossis hloov pauv. Nws yog cov nyhuv presumed. Qhov kev tshawb fawb hloov pauv twg yog qhov tshwm sim?
Los ntawm kev hloov pauv hloov pauv hloov pauv?
Kev hloov pauv hloov pauv hloov pauv (TMA) yog qhov isothermal (tsis hloov pauv nucleic acid kub), ib leeg-tube nucleic acid amplification system siv ob lub enzymes, RNA polymerase thiab thim rov qab kev sau ntawv. … Cov txheej txheem no tuaj yeem siv los tsom rau RNA thiab DNA.
