2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Fabkis Revolution ntawm 1789 yog qhov ua tiav ntawm Kev Pom Zoo Siab Siab ntawm pov tawm cov tub ceev xwm qub kom rov tsim kho zej zog raws li kev xav tau, tab sis nws tau hloov mus rau hauv ntshav txaus ntshai uas qhia txog txwv ntawm nws tus kheej lub tswv yim thiab coj, ib xyoo caum tom qab, mus rau lub nce ntawm Napoleon.
Txoj Kev Txawj Ntse ua li cas cuam tshuam rau Fab Kis Kev Tawm Tsam?
Cov tswv yim ntawm Kev Txawj Ntse tau ua lub luag haujlwm tseem ceeb hauv kev txhawb siab rau Fabkis Revolution, uas tau pib xyoo 1789 thiab hais txog txoj cai ntawm cov txiv neej uas tsis yog cov cai tshwj xeeb ntawm cov neeg tseem ceeb. Yog li ntawd, lawv tau tsim lub hauv paus rau niaj hnub, kev xav, kev ywj pheej.
Puas yog Fab Kis Kev Tawm Tsam muaj lub tswv yim Enlightenment?
Fab Kis kiv puag ncig, zoo li Asmeskas Kev Tawm Tsam ua ntej nws, yog ib feem ntau tshwm sim los ntawm Kev Pom Zoo. Qee lub sij hawm hu ua 'Age of Reason', Enlightenment yog ib qho kev txawj ntse uas nyuaj txoj kev xav thiab txhawb cov tswv yim hloov pauv.
3 lub tswv yim loj ntawm Kev Txawj Ntse yog dab tsi?
Ib lub xyoo pua kaum yim kev txawj ntse uas nws peb lub hauv paus ntsiab lus yog kev siv vim li cas, txoj kev tshawb fawb, thiab kev nce qib. Enlightenment thinkers ntseeg tias lawv tuaj yeem pab tsim lub zej zog zoo dua thiab cov neeg zoo dua.
Lub tswv yim ntawm Kev Txawj Ntse yog dab tsi?
Kev Nkag Siab, kev xav txog kev xav uas muaj nyob hauv Europe thaum xyoo pua 18th, yognyob rau hauv lub hauv paus ntawm lub tswv yim hais tias yog vim li cas yog lub hauv paus ntawm txoj cai thiab legitimacy, thiab tawm tswv yim xws li lub tswv yim xws li kev ywj pheej, kev vam meej, kev ua siab ntev, kev sib raug zoo, tsoom fwv txoj cai, thiab kev sib cais ntawm pawg ntseeg thiab xeev.
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).
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.
