2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
A helix, plural helixes lossis helices, yog ib qho zoo li lub corkscrew lossis kauv staircase. Nws yog ib hom ntawm qhov chaw du nkhaus nrog cov kab tangent ntawm lub kaum sab xis mus rau qhov chaw ruaj khov.
Lub ntsiab lus ntawm helical zoo li cas?
Ib tug helix yog ib tug twisted, kauv zoo li ib tug corkscrew. Hauv kev ua lej, lub helix txhais tau tias yog "a nkhaus hauv qhov chaw peb sab." Yog hais tias koj tau pom ib tug kauv staircase, koj tuaj yeem pom cov duab ntawm helix. … Hauv Latin thiab Greek, helix txhais tau tias "kauv" lossis "kauv-zoo li yam."
helical txhais li cas hauv cov lus kho mob?
1. xov zoo li xov ntawm tus ntsia hlau; hu ua helical. 2. ib tug winding qauv; saib coil thiab helix. Curschmann's coiled fibrils ntawm mucin qee zaum pom nyob rau hauv cov hnoos qeev ntawm cov neeg mob hawb pob.
lub ntsiab lus txhais li cas?
1: qee yam kauv hauv daim ntawv: xws li. a: ib ornamental volute. b: ib lub coil tsim los ntawm winding hlau nyob ib ncig ntawm ib tug uniform raj.
Lub ntsiab lus ntawm ob lub helix yog dab tsi?
Ob chav helix yog kev piav qhia ntawm cov duab molecular ntawm ob txoj hlua DNA molecule. Ob chav helix piav qhia txog qhov zoo li ntawm ob-stranded DNA, uas yog tsim los ntawm ob txoj kab uas khiav tawm ntawm ib leeg, los yog kev sib tw, thiab sib tw ua ke. …
Pom zoo:
Leej twg tau npaj ob chav helical qauv ntawm dna?
In 1953, Francis Crick thiab James Watson thawj zaug piav txog cov qauv molecular ntawm DNA, uas lawv hu ua "ob chav helix," hauv phau ntawv journal Nature. Rau qhov kev tshawb pom no, Watson, Crick, thiab lawv cov npoj yaig Maurice Wilkins Maurice Wilkins Nws tau paub zoo tshaj plaws rau nws txoj haujlwm ntawm King's College London ntawm tus qauv ntawm DNA.
Dab tsi yog ob chav helical iav?
Ib lub pob txha pob txha, ib hom tshwj xeeb ntawm ob lub helical iav, yog ib hom iav tshwj xeeb uas yog ib sab-rau-sab (tsis yog ntsej muag-rau-lub ntsej muag) ua ke ntawm ob lub iav helical ntawm opposite hands. … Lawv qhov zoo dua ntawm cov iav helical yog tias sab-thrust ntawm ib nrab yog sib npaug los ntawm lwm ib nrab.
Potboiler txhais lus txhais lus txhais li cas?
British Dictionary txhais lus rau potboiler potboiler. / (ˈpɒtˌbɔɪlə) / npe. paj ntaub ntawv lossis kos duab ua haujlwm me me ua tau sai sai kom tau nyiaj. lub ntsiab lus ntawm lub lauj kaub yog dab tsi? : a feem ntau ua haujlwm tsis zoo (raws li kev kos duab lossis ntawv nyeem) ua rau muaj txiaj ntsig.
Txhais tes txhais tes txhais li cas?
1a: raug los yog zoo li nrog qee yam taw qhia tshwj xeeb: tsim txom lossis tua los ntawm kev kho ntawm ceg txheem ntseeg ntse. b: txhim kho nyob rau hauv ib qho kev khiav tsis tau lossis tsis muaj kev pab. 2: mus koom (lub tsho tiv no ntawm caj npab) ntawm ib tug heraldic ntaub thaiv npog faib vertically los ntawm daj ntseg.
Txhais lus txhais lus txhais li cas?
rau ncua, tshwj xeeb yog kev khiav tawm lossis kev dag ntxias. … ncua lossis tso tseg, tshwj xeeb tshaj yog los ntawm kev khiav tawm lossis kev dag ntxias (feem ntau tom qab tawm): Nws tau tso tub ceev xwm rau 15 feeb kom nws cov neeg koom tes khiav tawm.
