Dab tsi yog nicks?
Dab tsi yog nicks?

Video: Dab tsi yog nicks?

Video: Dab tsi yog nicks?
Video: Xwm Kab Yog Dab Tsi?: Hmoob Nkag Siab Yuam Kev Tag Lawm 2024, Kaum ib hlis
Anonim

A npe yog ib qho kev tsis sib haum xeeb nyob rau hauv ob chav stranded DNA molecule qhov twg tsis muaj phosphodiester daim ntawv cog lus ntawm cov nucleotides uas nyob ib sab ntawm ib qho strand feem ntau los ntawm kev puas tsuaj lossis kev ua enzyme. Nicks tso cai rau qhov xav tau ntau tso tawm ntawm torsion nyob rau hauv strand thaum DNA replication.

Ib yam li ib tug yuav nug, Nick slang yog dab tsi?

1. Nick hais txog ob qho tib si rau hauv tsev loj cuj thiab cov txheej txheem ntawm tub ceev xwm ntes ib tug neeg. Kuv xav tias cov lus nick lub ntsiab lus nyiag coj mus rau lub ntsiab lus no raws li kev ntes yog coj ib tug neeg tseg uas, nyob rau hauv lem, coj mus rau lub slang rau ib lub tsev lojcuj.

Tsis tas li ntawd, Nick yog dab tsi hauv DNA replication? A npe yog ib tug discontinuity nyob rau hauv ib tug ob stranded DNA molecule qhov twg tsis muaj phosphodiester daim ntawv cog lus ntawm cov nucleotides uas nyob ib sab ntawm ib qho strand feem ntau los ntawm kev puas tsuaj lossis kev ua enzyme. Nicks tso cai rau qhov xav tau ntau tso tawm ntawm torsion nyob rau hauv lub strand thaum lub sij hawm DNA replication.

Ib yam li ntawd, nws raug nug, dab tsi yog kev txiav nick?

npe - ib tug me me txiav . snick, nqa. txiav , txiav - kev ua ntawm nkag los yog qhib qhib nrog ib tug ntse ntug; "nws txiav nyob rau hauv cov ntaub ntawv qhia lub zais jewels" Verb. 1.

Vim li cas cov tub ceev xwm hauv tebchaws Askiv hu ua Nicks?

Oxford English Dictionary hais tias kev siv lub npe " npe ” nyob rau hauv lub siab ntawm lub tsev loj cuj, tshwj xeeb tshaj yog ib tug ntawm a chaw nres tsheb tub ceev xwm , yog Australian keeb kwm. Thawj cov ntaub ntawv luam tawm yog los ntawm Sydney Slang Dictionary (1882), uas txhais tau tias "tus npe "raws li "gaol." Tab sis qhov ntawd yog qhov pib ntawm zaj dab neeg xwb.

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