Morgan qhov kev sim yog dab tsi?
Morgan qhov kev sim yog dab tsi?

Video: Morgan qhov kev sim yog dab tsi?

Video: Morgan qhov kev sim yog dab tsi?
Video: lub hom phiaj loj tshaj plaws ntawm kev ntseeg yog dab tsi 2024, Kaum ib hlis
Anonim

Morgan hypothesized tias, nyob rau hauv nws yug me nyuam kev sim , thawj tiam ntawm yoov muaj cov txiv neej tsuas yog qhov muag dawb vim hais tias cov noob tswj qhov muag xim yog nyob ntawm X chromosome. Cov txiv neej tau pom qhov muag dawb vim tias qhov zoo ntawm lawv cov X chromosome nkaus xwb.

Tsis tas li ntawd, Thomas Morgan nrhiav tau dab tsi?

Kab lus. Thomas Yos hav zoov Morgan tau txais txiaj ntsig Nobel Prize hauv Physiology lossis Tshuaj hauv xyoo 1933. Cov haujlwm uas tau muab khoom plig tau ua tiav dhau 17 xyoo ntawm Columbia University, pib xyoo 1910 nrog nws. nrhiav pom Kev hloov pauv ntawm lub qhov muag dawb hauv cov txiv hmab txiv ntoo yoov, Drosophila. Morgan tau txais nws Ph.

Ib yam li ntawd, Morgan thawj tus mutant yog dab tsi? Thaum Lub Ib Hlis Ntuj xyoo 1910, ib puas xyoo dhau los, Thomas Hunt Morgan nrhiav pom nws ua ntej Drosophila mutant , ib tug txiv neej dawb-eyed (Morgan 1910). Morgan npe o mutant noob dawb thiab tsis ntev tau pom tias nws nyob ntawm X chromosome. Qhov no yog tus ua ntej localization ntawm cov noob tshwj xeeb rau ib qho chromosome.

Khaws qhov no hauv kev txiav txim siab, Morgan nrhiav tau dab tsi txog DNA?

Nws tau pom tias cov noob tau txuas rau hauv cov kab ke ntawm chromosomes thiab muaj lub luag haujlwm rau kev txheeb xyuas, keeb kwm ntawm keeb kwm. Morgan cov kev ua haujlwm tau ua lub luag haujlwm tseem ceeb hauv kev tsim kho cov noob caj noob ces. Nws tau txais Nobel nqi zog rau Physiology lossis Tshuaj hauv xyoo 1933.

Morgan ua pov thawj li cas cov noob muaj nyob ntawm chromosomes?

Morgan nrhiav tau ib qho kev hloov pauv uas cuam tshuam qhov muag xim. Nws tau pom tias qhov kev hloov pauv tau sib txawv los ntawm txiv neej thiab poj niam yoov. Raws li tus qauv qub txeeg qub teg, Morgan xaus lus tias qhov muag xim noob yuav tsum nyob rau ntawm X chromosome.

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