![Kev tsis sib haum xeeb ntawm tus kheej tseem ceeb li cas rau kev cog ntau haiv neeg? Kev tsis sib haum xeeb ntawm tus kheej tseem ceeb li cas rau kev cog ntau haiv neeg?](https://i.tvmoviesgames.com/preview/questions/17856649-how-is-self-incompatibility-important-to-plant-diversity-j.webp)
2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Polyploidy yog qhov tshwm sim thoob plaws hauv cov nroj tsuag thiab cov txheej txheem loj ntawm kev hloov pauv thiab qhov tshwj xeeb. … Nyob rau hauv Rosaceae, tus kheej-incompatibility mechanism (SI) yog ib txoj kab ke dav dav uas txhawb nqa kev hla dhau los ntawm kev ua kom cov nroj tsuag hermaphrodite kom tsis txhob muaj tus kheej-thiab hla kev fertilization nrog cov txheeb ze.
Kev tsis sib haum xeeb ntawm tus kheej yog dab tsi tham txog nws qhov tseem ceeb hauv cov nroj tsuag?
Kev tsis sib haum ntawm tus kheej yog dav dav hauv cov nroj tsuag paj uas tiv thaiv kev yug me nyuam thiab txhawb kev sib kis. Cov lus teb tsis sib xws ntawm tus kheej yog cov tshuaj tswj los ntawm ib lossis ntau qhov ntau-allelic loci, thiab tso siab rau cov txheej txheem ntawm cov cellular kev sib cuam tshuam ntawm tus kheej-tsis sib haum paj ntoos thiab pistil.
Yuav ua li cas rau tus kheej tsis sib haum yog qhov txiaj ntsig ntawm kev hloov pauv rau cov paj ntoo?
Zaj. Qhov tseem ceeb ntawm kev hloov pauv ntawm tus kheej tsis sib haum xeeb (SI) ib txwm muaj tau txuas rau txo qis kev yug me nyuam los ntawm kev tswj hwm kev sib tw. Qhov kev pom no tau tsim nyob rau hauv qhov chaw uas qhov kev sib tw ua rau txo qis inbreeding. … Complex (multi-locus thiab multi-allelic) systems ntawm SI muaj nyob uas txo inbreeding.
Qhov cuam tshuam ntawm tus kheej tsis sib haum rau cog qoob loo yog dab tsi?
Self-incompatibility (SI) mechanisms tiv thaiv tus kheej fertilization hauv paj paj raws li kev ntxub ntxaug ntawm tus kheej thiab tsis yog tus kheej paj. Txij li thaumQhov kev zoo no txhawb nqa kev sib tw thiab zam kev sib kis nws yog qhov dav dav ntawm kev tswj cov nroj tsuag kev sib deev.
Puas nws tus kheej tsis sib haum xeeb tiv thaiv kev hloov pauv?
Self - Incompatibility Factor
Tus kheej - kev tsis sib haum xeeb yog ib lub tswv yim uas tiv thaiv paj ntoos los ntawm ib lub paj los ntawm fertilizing lwm paj ntawm tib tsob nroj. … Nyob rau hauv cov nroj tsuag no, self - incompatibility yog tswj los ntawm ib tug tib noob locus nrog ib tug loj tus naj npawb ntawm alleles, lub S-locus.
Pom zoo:
Vim li cas kev tsis sib haum xeeb hauv kev puas siab puas ntsws tseem ceeb?
![Vim li cas kev tsis sib haum xeeb hauv kev puas siab puas ntsws tseem ceeb? Vim li cas kev tsis sib haum xeeb hauv kev puas siab puas ntsws tseem ceeb?](https://i.tvmoviesgames.com/preview/questions/17869541-why-is-irreversibility-in-psychology-important-j.webp)
Irreversibility yog a theem ntawm kev loj hlob ntawm menyuam yaus thaum ntxov uas tus menyuam yaus ntseeg tias kev ua tsis tuaj yeem thim rov qab lossis thim rov qab. Piv txwv li, yog hais tias ib tug me nyuam tub muaj peb xyoos pom ib tug flatten ib lub pob ntawm kev ua si mov paj, nws yuav tsis to taub hais tias lub khob noom cookie yuav yooj yim hloov dua siab tshiab rau hauv ib lub pob.
Kev tsis sib haum xeeb txawv li cas ntawm kev tsis sib haum xeeb?
![Kev tsis sib haum xeeb txawv li cas ntawm kev tsis sib haum xeeb? Kev tsis sib haum xeeb txawv li cas ntawm kev tsis sib haum xeeb?](https://i.tvmoviesgames.com/preview/questions/17880159-how-is-unconformity-different-from-nonconformity-j.webp)
Kev tsis sib haum xeeb sawv cev lub sijhawm ntawm kev tsis tso tawm ntawm cov av av lossis kev yaig ntawm cov strata. … Nonconformity: txhim kho qhov twg sediments tso rau sab saum toj ntawm ib tug eroded nto ntawm igneous los yog metamorphic pob zeb.
Vim li cas kev sib cog lus sib cog lus tseem ceeb?
![Vim li cas kev sib cog lus sib cog lus tseem ceeb? Vim li cas kev sib cog lus sib cog lus tseem ceeb?](https://i.tvmoviesgames.com/preview/questions/17909784-why-collective-bargaining-is-important-j.webp)
Kev sib cog lus sib cog lus yog qhov tseem ceeb hauv kev lag luam kev sib raug zoo. Kev sib cog lus sib tham pab kom kev sib raug zoo ntawm cov neeg ua haujlwm thiab cov tswv ntiav ua haujlwm zoo. Kev sib raug zoo ntawm cov tswv ntiav thiab cov neeg ua haujlwm pab txhawb kev ua haujlwm ntawm lub tuam txhab.
Puas yog kev tsis sib haum xeeb ntawm tus kheej thiab kev puas siab puas ntsws tib yam?
![Puas yog kev tsis sib haum xeeb ntawm tus kheej thiab kev puas siab puas ntsws tib yam? Puas yog kev tsis sib haum xeeb ntawm tus kheej thiab kev puas siab puas ntsws tib yam?](https://i.tvmoviesgames.com/preview/questions/17922373-are-antisocial-personality-disorder-and-psychopathy-the-same-j.webp)
"Sociopath" yog ib lo lus tsis raug cai los piav txog tus neeg uas muaj kev tsis sib haum xeeb ntawm tus kheej (ASPD), qhov kev puas siab puas ntsws piav qhia txog cov cwj pwm ntawm tus kheej. Txawm li cas los xij, ASPD thiab psychopathy tuaj yeem sib tshooj.
Qhov kev tshwm sim hauv lub neej tseem ceeb ntawm kev ntsuas kev ntsuas kev sib raug zoo twg muaj tus lej ntau tshaj?
![Qhov kev tshwm sim hauv lub neej tseem ceeb ntawm kev ntsuas kev ntsuas kev sib raug zoo twg muaj tus lej ntau tshaj? Qhov kev tshwm sim hauv lub neej tseem ceeb ntawm kev ntsuas kev ntsuas kev sib raug zoo twg muaj tus lej ntau tshaj?](https://i.tvmoviesgames.com/preview/questions/17928428-which-major-life-event-on-the-social-readjustment-rating-scale-has-the-highest-number-j.webp)
Qhov kev tshwm sim ntawm qib siab tshaj yog tuag ntawm tus txij nkawm(nrog tus nqi nruab nrab ntawm 100), txheeb ze rau kev sib yuav, nrog tus nqi nruab nrab ntawm 50, thiab, piv txwv, kev tuag ntawm tus phooj ywg ze, uas tau qhab nia 37. Qhov xwm txheej tseem ceeb ntawm lub neej ntawm Kev Hloov Kho Kev Ntsuas Kev Ntsuas Qhov Ntsuas puas muaj cov lej hloov pauv lub neej ntau tshaj?