Dab tsi yog qhov zoo ntawm kev yug me nyuam?

Cov txheej txheem:

Daim ntawv teev qhov zoo ntawm kev xaiv qoob loo

Video: Dab tsi yog qhov zoo ntawm kev yug me nyuam?

2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36

Daim ntawv teev qhov zoo ntawm kev xaiv qoob loo

Nws yuav tsum tsis muaj tuam txhab patent.
Nws tso cai rau kom tau nyiaj ntau dua.
Nws tuaj yeem tsim cov qoob loo tshiab tshiab.
Nws tsis muaj teeb meem ntawm kev nyab xeeb.
Nws pab tshem tawm cov kab mob.
Nws cuam tshuam cov khoom noj los ntawm cov nroj tsuag hauv txoj kev zoo.

Tom qab ntawd, dab tsi yog qhov zoo ntawm kev xaiv yug me nyuam?

Daim ntawv teev cov Pros ntawm Selective Breeding

Nws yog dawb.
Nws yuav tsum tsis muaj tuam txhab patent.
Nws muab ntau yields.
Nws ua rau muaj txiaj ntsig ntau dua.
Nws tsis ua rau muaj teeb meem kev nyab xeeb.
Nws pab tshem tawm cov kab mob.
Nws ua kom cov khoom zoo.
Nws tuaj yeem muab cov saw zaub mov ruaj khov.

Ib tug kuj yuav nug, vim li cas kev xaiv yug me nyuam tsis zoo? Teeb meem nrog xaiv yug me nyuam Yav tom ntej tiam ntawm xaiv bred cov nroj tsuag thiab tsiaj txhu yuav sib koom cov noob zoo sib xws. Qhov no tuaj yeem ua rau qee yam kab mob txaus ntshai vim tias txhua yam kab mob yuav raug cuam tshuam. Tsis tas li ntawd, muaj kev pheej hmoo ntau ntxiv ntawm cov kab mob caj ces tshwm sim los ntawm recessive alleles.

Ib yam li ib tug yuav nug, dab tsi yog qhov tsis zoo ntawm kev xaiv yug me nyuam?

Xaiv yug me nyuam tuaj yeem ua rau cov khoom lag luam zoo dua thiab muaj txiaj ntsig ntau dua hauv cov nroj tsuag thiab tsiaj txhu uas tau ua bred rau cov yam ntxwv tshwj xeeb. Qhov tsis zoo suav nrog kev txo qis ntawm kev sib txawv ntawm cov noob caj noob ces thiab kev tsis xis nyob rau cov tsiaj uas muaj cov yam ntxwv loj heev.

Kev xaiv yug me nyuam puas kim?

Tus nqi ntawm xaiv yug me nyuam yog tsawg. Piv nrog rau kev tshawb fawb GMO lossis lwm hom kev txhim kho cov khoom noj khoom haus, xaiv yug me nyuam muaj tus nqi uas tsawg heev. Qee tus neeg ua liaj ua teb tuaj yeem txheeb xyuas cov qoob loo lossis tsiaj txhu los ntawm lawv tus kheej cov peev txheej los pib koom nrog txoj haujlwm no.

Pom zoo:

Dab tsi yog qhov kev sib raug zoo ntawm kev ua lej ntawm qhov kev nyuaj siab khov kho thiab Mollality?

Kev nyuaj siab qhov chaw khov kho yog cov cuab yeej sib koom ua ke pom hauv cov kev daws teeb meem uas tshwm sim los ntawm kev qhia txog cov kuab tshuaj molecules rau cov kuab tshuaj. Cov ntsiab lus khov ntawm cov kev daws yog tag nrho qis dua li cov kuab tshuaj ntshiab thiab yog ncaj qha proportional rau molality ntawm cov kuab tshuaj

Dab tsi yog Mendelian cov hauv paus ntsiab lus ntawm kev yug me nyuam?

Lub hauv paus txoj kev xav ntawm heredity Mendel pom tias khub txiv laum huab xeeb yog qhov tseem ceeb lossis tsis txaus. Thaum cov niam txiv ntshiab-bred tau hla-bred, qhov tseem ceeb tau pom ib txwm pom nyob rau hauv cov menyuam yaus, qhov kev ua tau zoo tau muab zais kom txog thaum thawj tiam (F1) hybrid nroj tsuag raug tso tseg rau tus kheej-pollinate

Dab tsi yog cov yam ntxwv tseem ceeb ntawm kev yug me nyuam asexual?

Nta ntawm Asexual Reproduction Nws koom nrog ib leeg niam txiv. Tsis muaj gamete tsim lossis fertilization. Tag nrho cov txheej txheem yuav siv sij hawm qhov chaw me me. Kev nrawm nrawm thiab kev loj hlob tshwm sim. Muaj kev txwv tsis pub muaj kev hloov pauv (cov xeeb ntxwv zoo sib xws)