2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Evolution tso nyiaj rau pom cov qauv zoo sib xws thiab qhov sib txawv ntawm cov khoom muaj sia nyob rau lub sijhawmthiab hla cov chaw nyob los ntawm kev ua ntawm cov txheej txheem lom neeg xws li kev hloov pauv, kev xaiv ntuj, kev sib koom tes thiab kev sib txuas ntawm caj ces..
Yuav ua li cas lub neej hauv ntiaj teb no suav nrog evolution xaiv cov lus teb raug?
Kev hloov pauv thiab xaiv ntuj. Evolution cuam tshuam rau txhua yam ntawm lub cev lub neej: morphology (form thiab qauv), physiology (function), tus cwj pwm, thiab ecology (kev cuam tshuam nrog ib puag ncig).
Qhov twg ntawm qhov zoo tshaj plaws piav qhia txog kev xav txog kev tshawb fawb?
Ib qho kev xav txog kev tshawb fawb yog thawj lub tsev thaiv hauv txoj kev tshawb fawb. Ntau tus piav txog nws yog " kev kwv yees, "raws li kev paub ua ntej thiab kev soj ntsuam.
Lo lus twg piav qhia txog kev xav txog kev tshawb fawb?
Lo lus twg zoo tshaj plaws piav qhia txog kev tshawb fawb? Testable.
Yuav tsiaj twg muaj hniav ntse?
tsov, tsov, hma, thiab hmayog cov neeg noj nqaij noj (nqaij noj). Lawv muaj cov hniav ntev, taw tes tuav lawv cov tsiaj nyeg thiab cov hniav ntse kom txiav cov nqaij. Cov tsiaj no tsis muaj cov hniav zom zaws vim lawv nqos lawv cov khoom noj.
Pom zoo:
Vim li cas spss tsis suav nrog kev hloov pauv hloov pauv?
Thaum siv qhov hloov pauv dummy, koj xav tau pab pawg sib piv kom thiaj li tuaj yeem txhais cov coefficients hauv kev txheeb xyuas qhov rov qab. SPSS tau txiav tawm tsis suav nrog ib lub xeev los muab koj nrog pawg sib piv no. … SPSS cia li tshem tawm ib qeb uas tam sim no yog koj qeb siv.
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?
