Video: Puas yog Rice hloov kho?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Cov noob nplej hloov pauv yog nplej hom uas tau ua hloov caj ces (tseem hu ua caj ces engineering).
Ntawm no, cov qos yaj ywm twg tau hloov kho caj ces?
Tsib hom qos yaj ywm sib txawv tau hloov pauv, tsim "innate" versions ntawm ntau yam, nrog rau tag nrho cov yam ntxwv qub, ntxiv rau cov engineered sawv daws yuav. Ranger Russet , Russet Burbank , thiab Atlantic qos yaj ywm tau hloov pauv los ntawm Simplot, nrog rau ob hom muaj tswv.
Ib sab saum toj, dab tsi yog thawj GMO? Cov thawj genetic hloov Cov zaub mov pom zoo rau kev tso tawm yog Flavr Savr txiv lws suav hauv xyoo 1994. Tsim los ntawm Calgene, nws tau tsim kho kom muaj lub neej txee ntev dua los ntawm kev ntxig cov tshuaj tiv thaiv kab mob uas ncua sijhawm ripening.
Ib yam li ntawd, tib neeg nug, yog Golden Rice siv?
Hauv ntau lub tebchaws, mov muaj ua bred nrog hauv zos mov cultivars. los yog crossbred nrog Asmeskas mov Cultivar 'Cocodrie'. Raws li lub Peb Hlis 2016, mov tseem tsis tau ua cog kev lag luam, thiab kev rov qab los tseem muaj nyob rau hauv ntau yam tam sim no kom txo tau cov qoob loo.
GMO ntau npaum li cas?
Raws li xyoo 2015, 26 hom nroj tsuag tau ua hloov caj ces thiab pom zoo rau kev tso tawm kev lag luam hauv tsawg kawg ib lub tebchaws. Feem ntau ntawm cov hom no muaj cov noob uas ua rau lawv ua siab ntev rau tshuaj tua kab lossis tiv taus kab.
Pom zoo:
Puas yog huab hwm coj hloov thaum lub sijhawm hloov pauv?
Es tsis txhob, hloov cov cua sov yog noj raws li cov cua sov ntawm fusion. Qhov no cia cov dej khov yaj, uas txhais tau hais tias muaj ib theem hloov ntawm cov khoom mus rau cov kua, uas txhais tau hais tias ib qho loj ntawm cov dej khov tau pauv mus rau cov kua dej. Qhov loj ntawm cov dej khov yog li txo qis thaum lub sijhawm hloov pauv
Lub hauv paus excision kho kho yog dab tsi?
Lub hauv paus excision kho (BER) yog lub tshuab cellular uas kho DNA puas thoob plaws hauv lub voj voog ntawm tes. Nws yog lub luag haujlwm feem ntau yog tshem tawm me me, tsis yog-helix-distorting puag kab mob los ntawm genome. Qhov cuam tshuam ntawm nucleotide excision kho txoj hauv kev kho cov kab mob loj helix-distorting lesions
Puas yog theem hloov pauv ib txwm hloov lub cev?
Teeb meem ib txwm hloov daim ntawv, qhov loj me, cov duab, xim, thiab lwm yam. Muaj 2 hom kev hloov pauv uas tseem ceeb dhau mus. Phase Changes yog PHYSICAL PHYSICAL!!!!! TAG NRHO cov theem kev hloov pauv yog tshwm sim los ntawm kev ntxiv lossis tshem tawm lub zog
Puas yog kev sib hloov kho qhov muag thiab kev sib hloov tshwj xeeb zoo ib yam?
Hauv chemistry, kev sib hloov tshwj xeeb ([α]) yog cov cuab yeej ntawm cov tshuaj chiral. Yog hais tias lub compound muaj peev xwm tig lub dav hlau ntawm polarization ntawm lub dav hlau-polarized lub teeb, nws tau hais tias yog "optically active". Kev sib hloov tshwj xeeb yog cov cuab yeej siv zog, qhov txawv ntawm qhov tshwm sim ntau dua ntawm kev hloov kho qhov muag
Puas yog Kalettes hloov pauv hloov pauv?
Kalettes, tus ntoo khaub lig ntawm kale thiab Brussels sprouts, yog cov zaub hybrid tshiab tshaj plaws los ntaus lub khw hauv Teb Chaws Asmeskas. Cov veggie tshiab tau tsim los ntawm Tozer Seeds, lub tuam txhab cog zaub hauv tebchaws Askiv uas coj zaub tuaj rau Tebchaws Meskas thaum lub caij nplooj zeeg xyoo 2014. Cov zaub uas tsis yog noob caj noob ces tau siv sijhawm 15 xyoos kom zoo