2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Txawm tias lawv muaj lub hom phiaj zoo sib xws, lawv kuj muaj qee qhov sib txawv. Cov ntsiav tshuaj muaj lub neej txee ntev dua thiab tuaj nyob rau hauv ntau hom. Lawv kuj tuaj yeem ua kom haum cov tshuaj ntau dua ntawm cov khoom xyaw nquag tshaj li tshuaj ntsiav. Lawv zoo li ua kom qeeb qeeb thiab, qee zaum, tuaj yeem tawg tsis sib xws hauv koj lub cev.
Puas yog ib ntsiav tshuaj lossis ntsiav tshuaj?
Yog li ntawd, cov ntsiav tshuaj yog cov feem ntau daim ntawv tshuaj ntawm cov khw muag tshuaj. Txij li thaum lawv feem ntau me dua li cov tshuaj ntsiav, lawv yooj yim dua rau nqos, tshwj xeeb tshaj yog rau cov neeg uas muaj teeb meem nqos. Cov ntsiav tshuaj kuj tseem muaj: qhov ntau thiab tsawg, cov duab, thiab xim.
Yuav siv sijhawm ntev npaum li cas rau lub tshuaj ntsiav kom yaj hauv koj lub plab?
Feem ntau, nws feem ntau siv kwv yees li 30 feeb rau cov tshuaj feem ntau kom yaj. Thaum cov tshuaj pleev xim rau hauv cov txheej tshwj xeeb - uas yuav pab tiv thaiv cov tshuaj los ntawm lub plab acids - feem ntau nws yuav siv sij hawm ntev rau kev kho mob kom ncav cuag cov hlab ntsha.
Yuav tshuaj twg pauv tau?
"Cov tshuaj hloov pauv tau" txhais tau tias yog cov tshuaj uas:muaj cov tib yam ntawm cov khoom xyaw tib yam,muaj cov khoom sib piv cov tshuaj pharmacokinetic,muaj cov yam ntxwv tseem ceeb hauv kev kho mob, 1 thiabyuav tsum tau noj ib yam li cov tshuaj tau sau tseg.
Koj puas tuaj yeem tshem cov hmoov tawm ntawm cov tshuaj ntsiav?
NHS qhia tias koj yuav tsum tsis txhob zom, zom thiab zom cov ntsiav tshuaj, lossis qhib thiab khoob hmoov tawm ntawm cov tshuaj ntsiav, tshwj tsis yog koj tus kws kho mob lossis lwm tus kws kho mob tau hais kom koj ua.
Pom zoo:
Dab tsi yog qhov hloov pauv thiab hloov pauv hloov pauv?
Point mutations hloov ib leeg nucleotide. Frameshift kev hloov pauv yog ntxiv lossis tshem tawm ntawm nucleotides uas ua rau muaj kev hloov pauv hauv kev nyeem ntawv. frameshift thiab point mutation yog dab tsi? Ib qho kev hloov pauv cuam tshuam rau ib khub hauv paus.
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).
Puas yog jurassic ntiaj teb hloov pauv hloov pauv hloov pauv?
Qee zaum, paub meej, koj yuav tau rov qab mus rau lub sijhawm dhau los - txuag manually, thiab feem ntau, raws li game's autosave yog… tsis zam txim - tab sis feem ntau ntawm cov lub sijhawm koj tuaj yeem khaws cov khoom thiab khaws cia nrog.
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?
