Cov txheej txheem:
- Lub luag haujlwm twg yog Endothecium hauv kev dehiscence ntawm anther?
- Yuav ua li cas pab kom dehiscence ntawm anther?
- Lub luag haujlwm ntawm Endothecium yog dab tsi?
- Pab phab ntsa twg pab tiv thaiv tus kabmob?
Video: Endothecium pab tau li cas hauv kev dehiscence ntawm anther?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Nyob rau hauv ib qho anther, cov hlwb ntawm endothecium txhim kho fibrous thickening los ntawm cov phab ntsa sab hauv tangential mus rau sab nrauv phab ntsa… Qee lub hlwb endothecium, tawm tsam qhov kev faib ntawm ob lub sporangia, ua nyias-walled. thiab tsim lub stomium, qhov chaw uas cov paj ntoos nplej tau tso tawm thaum lub sij hawm dehiscence.
Lub luag haujlwm twg yog Endothecium hauv kev dehiscence ntawm anther?
Anther dehiscence yog qhov kawg ua haujlwm ntawm tus anther uas ua rau tso cov paj ntoos nplej… Cov ntaub so ntswg no feem ntau yog ib mus rau ob peb txheej tuab, nrog cov cell phab ntsa ntawm cov tuab tuab vim tsis sib xws lignification.
Yuav ua li cas pab kom dehiscence ntawm anther?
Note: Endothecium yog txheej ntawm phab ntsa anther uas pab hauv anther dehiscence. Endothecium cells tsim cov fibrous thickenings uas tawm los ntawm cov phab ntsa sab hauv tangential thaum loj tuaj.
Lub luag haujlwm ntawm Endothecium yog dab tsi?
Lub luag haujlwm tseem ceeb ntawm endothecium yog ntawm kev tsim cov paj ntoos nplej hauv anther. Raws li ib feem ntawm pollen txoj kev loj hlob, lub cell hauv ob sab phlu ntawm anther lumen hu ua endothecium. Nws secretes cov khoom uas yog ib qho tseem ceeb rau kom zoo maturation ntawm paj ntoos nplej nyob rau hauv cov nroj tsuag.
Pab phab ntsa twg pab tiv thaiv tus kabmob?
Assertion: Endothecium txheej ntawm phab ntsa phab ntsa plays lub luag haujlwm tseem ceeb hauv dehiscence ntawm anther Yog vim li cas: Muaj cov fibers bands thiab defferential expansion ntawm sab hauv thiab sab tangential phab ntsa ntawm endothecial hlwb ua rau dehiscence ntawm anther.
Pom zoo:
Dab tsi yog dehiscence ntawm anther?
Anther dehiscence yog qhov kawg ua haujlwm ntawm anther uas ua rau tso cov paj ntoos nplejtxheej txheem no tau sib koom ua ke nrog kev sib txawv ntawm paj ntoos, kev loj hlob paj, thiab paj qhib. Lub phab ntsa anther tawg ntawm ib qho chaw tshwj xeeb.
Nyob rau hauv kev sib tsoo ntawm xeem yuav ua li cas kom tau txais pab koomtes puav pheej?
Cov neeg ua si tuaj yeem khwv tau Pab Koomtes Medals los ntawm koom nrog Clan War Leagues thiab Champions LeaguesCov neeg ua si tuaj yeem khwv tau Pab Koomtes Medals raws li pab pawg twg lawv xeem tam sim no ua si, thiab lawv tag nrho khoom plig yog txiav txim los ntawm lawv qhov chaw nyob hauv Pab Pawg thaum kawg ntawm lub caij .
Puas duab tau pab txhawb rau kev hloov pauv ntawm kev pleev xim?
Nws zoo nkaus li, qhov tseeb, kev yees duab yog ib qho tseem ceeb ntawm kev ua yeeb yam niaj hnub no: nws lub hwj chim coj mus rau ntau xyoo ntawm qhov tseem ceeb hauv lub ntiaj teb kev pleev xim, vim tias cov neeg ua yeeb yam tau txais kev tshoov siab los ntawm cov duab thaij duab thiab thawb dhau mus.
Cicero txoj kev xav li cas ntawm kev nrhiav tau ntawm kev nplua nuj thiab lub zog?
Qhia tus Stoic Chrysippus, Cicero ua qhov sib piv ntawm kev sib sau ntawm kev nplua nuj thiab ib haiv neeg; tsis muaj teeb meem nrog kev siv tag nrho koj txoj kev rau siab los yeej kev sib tw, yog tias ib tus tsis mus rau lwm tus raws txoj kev .
Puas muaj txoj hauv kev ntawm kev sib tshuam tsis muaj kev hla kev?
Yog tsis muaj kev hla kev, qhov chaw nyab xeeb tshaj rau cov neeg taug kev hla txoj kev yog ntawm kev sib tshuam. Cov neeg tsav tsheb muaj txoj cai ntawm txhua qhov chaw uas tsis yog kev sib tshuam thiab cim kev hla kev . Leej twg muaj txoj cai ntawm txoj kev sib tshuam?
