Dab tsi yog qhov hloov pauv ntawm cov yoov uas Morgan pom thawj zaug?
Dab tsi yog qhov hloov pauv ntawm cov yoov uas Morgan pom thawj zaug?

Video: Dab tsi yog qhov hloov pauv ntawm cov yoov uas Morgan pom thawj zaug?

Video: Dab tsi yog qhov hloov pauv ntawm cov yoov uas Morgan pom thawj zaug?
Video: yuav tau tsim kho tus kheej lub neej thiaj yuav vam meej tau 2024, Kaum ib hlis
Anonim

Thomas Hunt Morgan , leej twg kawm txiv hmab txiv ntoo yoov , muab cov ua ntej muaj kev pom zoo ntawm chromosome txoj kev xav. Morgan nrhiav tau ib kev hloov pauv uas cuam tshuam ya qhov muag xim. Nws pom tias tus kev hloov pauv tau sib txawv ntawm txiv neej thiab poj niam yoov.

Kuj nug, Morgan nrhiav tau dab tsi?

Thomas Hunt Morgan tau txais txiaj ntsig Nobel Prize hauv Physiology lossis Tshuaj hauv xyoo 1933. Cov haujlwm uas tau muab khoom plig tau ua tiav nyob rau hauv 17-xyoo lub sijhawm ntawm Columbia University, pib xyoo 1910 nrog nws nrhiav pom qhov muag dawb ntawm cov txiv hmab txiv ntoo ya, Drosophila.. Morgan tau txais nws Ph.

Thomas Hunt Morgan nrhiav tau dab tsi txog chromosomes hauv txiv hmab txiv ntoo yoov? Thomas Hunt Morgan , ib tug embryologist uas muaj tig mus rau kev tshawb fawb nyob rau hauv heredity, nyob rau hauv 1907 tau pib mus rau ntau yam sib txawv txiv hmab txiv ntoo ya , Drosophila melanogaster. Raws li nws muab tawm, Morgan tau lees paub Mendelian txoj cai ntawm kev qub txeeg qub teg thiab cov kev xav tias cov noob yog nyob rau ntawm chromosomes.

Kuj tseem paub yog, Thomas Hunt Morgan piav qhia nws qhov kev tshawb pom li cas?

4, 1945, Pasadena, Calif.), American zoologist thiab geneticist, nto moo rau nws kev tshawb fawb nrog cov txiv hmab txiv ntoo yoov (Drosophila) los ntawm qhov uas nws tau tsim cov chromosome txoj kev xav ntawm heredity. 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 pom dab tsi txawv ntawm nws lub ntsej muag dawb mutant txiv hmab txiv ntoo ya raws li kev sim kev yug me nyuam?

Morgan hypothesized tias, hauv nws txoj kev yug me nyuam , tus thawj tiam ntawm yoov muaj cov txiv neej tsuas yog nrog dawb obey vim tus noob tswj qhov muag xim yog nyob rau tus X chromosome. Txiv neej tso tawm cov dawb qhov muag zoo vim tus qhov zoo muaj nyob rau lawv tsuas yog X chromosome.

Pom zoo: