2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Mechanical nthwv dej ua rau oscillations ntawm cov khoom hauv cov khoom, kua lossis roj thiab yuav tsum muaj qhov nruab nrab los mus. … Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias tag nrho cov nthwv dej hloov lub zog tab sis lawv tsis hloov qhov teeb meem.
Vim li cas yoj tsis hloov pauv?
Ib nthwv dej thauj nws lub zog yam tsis muaj teeb meem thauj. … Lub zog yog thauj mus los ntawm qhov nruab nrab, tam sim no cov dej molecules tsis thauj. Qhov pov thawj ntawm qhov no yog qhov tseeb tias tseem muaj dej nyob nruab nrab ntawm dej hiav txwv. Cov dej tsis tau txav ntawm nruab nrab ntawm dej hiav txwv mus rau ntug dej.
Yuav ua li cas hloov cov teeb meem ntawm sab laug mus rau sab xis?
Tseeb hla dhau nthwv dej
Zog hloov ntawm sab laug mus rau sab xis. Txawm li cas los xij, tsis muaj ib qho ntawm cov khoom raug thauj mus raws ib lub nthwv dej transverse. Cov khoom txav nce thiab nqis raws li nthwv dej kis tau los ntawm qhov nruab nrab.
Pob nthwv dej puas xav tau teeb meem hloov lub zog?
Nkoj uas xav tau qhov hloov pauv lub zog yog cov nthwv dej. Qhov teeb meem uas lub tshuab hluav taws xob mus los yog hu ua qhov nruab nrab. Lub tshuab hluav taws xob mus ncig raws li lub zog hloov ntawm cov khoom mus rau qhov nruab nrab.
Puas tag nrho cov nthwv dej hloov lub zog?
Txhua nthwv dej hloov lub zog tab sis lawv tsis hloov qhov teeb meem.
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?
