2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
In 1956, thawj luciferin raug cais los ntawm Green thiab McElroy, muab pov thawj tseem ceeb rau peb txoj kev nkag siab txog bioluminescence niaj hnub no. Bioluminescent glow worms hauv Waitomo Qhov tsua, New Zealand.
Thaum twg nrhiav tau luciferase?
In 1667, nws tau tshawb pom los ntawm Robert Boyle tias bioluminescence xav tau huab cua.
Vim li cas Raphael Dubois hu luciferase?
Nyob rau xyoo ntawd, tus kws kho mob lub cev Raphael Dubois tau muab cov kua txiv hmab txiv ntoo los ntawm cov clams uas tau zoo nrog lub teeb. … Ib tug nws hu ua luciferin tom qab Lucifer, tus nqa lub teeb, thiab lwm yam nws hu ua luciferase qhia tias nws muaj lub zog ntawm ib qho enzyme.
Leej twg nrhiav tau luciferase?
Luciferase yog ib lo lus generic rau cov chav kawm ntawm oxidative enzymes uas tsim bioluminescence, thiab feem ntau txawv ntawm ib tug photoprotein. Lub npe yog thawj zaug siv los ntawm Raphaël Duboisuas tau tsim cov lus luciferin thiab luciferase, rau substrate thiab enzyme, feem.
Puas muaj luciferin hauv Firefly?
Firefly luciferin yog luciferin pom nyob rau hauv ntau hom Lampyridae. Nws yog lub substrate ntawm beetle luciferases (EC 1.13. 12.7) lub luag hauj lwm rau cov yam ntxwv daj lub teeb emission los ntawm fireflies, tab sis muaj peev xwm cross-react los tsim lub teeb nrog muaj feem xyuam rau cov enzymes los ntawm non-luminous hom.
Pom zoo:
Thaum twg dystrophic epidermolysis bullosa nrhiav tau?
Epidermolysis bullosa tau pom thawj zaug hauv lig 1800s. Nws yog ib tug tswv cuab ntawm tsev neeg ntawm cov kab mob hu ua blistering disease. Puas yog dystrophic epidermolysis bullosa ib yam kab mob tsawg? Epidermolysis bullosa acquisita (ib daim ntawv tau txais ntawm EB) yog ib yam tsis tshua muaj autoimmune tsis meej thiab tsis tau txais txiaj ntsig.
Thaum twg nrhiav tau dysarthria?
Early in 1969 , Darley et al. txhais tau tias dysarthria yog ib lo lus sib sau ua ke rau kev hais lus tsis zoo. Kev faib tawm ntawm dysarthria suav nrog flaccid dysarthria, spastic dysarthria, ataxic dysarthria, hypokinetic dysarthria, hyperkinetic hyperkinetic Hyperkinesia yog ib lub xeev ntawm kev ntxhov siab ntau dhauuas muaj ntau yam kab mob uas cuam tshuam rau lub peev xwm.
Thaum twg tarrytown nrhiav tau?
Ib lub zos nrog tob Dutch cov hauv paus hniav, Tarrytown tau teeb tsa los ntawm Europeans hauv 1640, thiab koom ua ke hauv 1870. Thaum pw tsaug zog Hollow nrhiav tau? Keeb Kwm Ib zaug ib feem ntawm cov cuab yeej cuab tam ntawm tus tub lag luam Frederick Philipse, nws tau koom ua North Tarrytown hauv 1874, plaub xyoos tom qab kev koom ua ke ntawm Tarrytown.
Thaum twg tau txais kev pom zoo nrhiav tau?
In 2009, peb tus tsim thiab CEO Steve Marshall tau txheeb xyuas lub sijhawm hauv kev lag luam pov hwm lub neej thiab Reassured tau tsim. Peb pab tsev neeg tiv thaiv qhov tseem ceeb tshaj plaws rau lawv; Peb Lub Hom Phiaj rau 2020 yog los tiv thaiv ntau dua 200,000 tsev neeg hauv tebchaws Askiv.
Puas nrhiav tau lossis nrhiav tau?
Yog li, koj yuav tsum tau siv "could find". Lub modal verb, tau yog twb nyob rau hauv nws paste-form: ua. Yog li koj tsis tas yuav hloov pauv los nrhiav. Yuav nrhiav tau lossis nrhiav tau? "Ntaus" yog sib npaug. "
