2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Lub filiform apparatus yog cov thickened thiab tseem ceeb qauv tam sim no nyob rau hauv the synergids cells ntawm lub embryo sac. Lawv yog cov ntiv tes zoo li qhov projections uas nyob ze ntawm lub micropylar kawg ntawm lub embryo sac.
Lub filiform apparatus nyob rau hauv lub embryo sac nyob qhov twg?
Lub filiform apparatus yog nyob ntawm lub ntsis ntawm lub megasporangium los yog lub embryo sac. Ntawm qhov kawg ntawm micropylar kawg, Peb tuaj yeem pom cov qauv tuab hu ua filiform apparatus.
Dab tsi yog filiform apparatus hauv embryo sac?
Option B: Filiform apparatus yog ib qho apparatus uas yog tsim nyob rau hauv lub embryo sac ntawm cov angiosperms los ntawm cov synergid cells. Cov cuab yeej no pab lub paj paj ntawm lub qe rau fertilization tshwm sim. … Lub luag hauj lwm ntawm filiform apparatus yog tso cai rau nkag mus ntawm pollen hlab los ntawm synergids mus rau lub qe.
Lub hlwb twg ntawm Embryosac muaj filiform apparatus?
Lub synergids muaj cov cellular tshwj xeeb thickening ntawm lub micropylar tip hu ua filiform apparatus, uas plays lub luag hauj lwm tseem ceeb nyob rau hauv coj lub pollen raj mus rau synergid.
Qhov twg hauv qab no muaj cov cuab yeej filiform?
Teb tiav:
1) Cov phab ntsa ntawm tes synergid tsim cov qauv tuab heev hu ua filiform apparatus ntawm micropylar kawg. Nws muaj ntau tus ntiv tes zoo li projections uas yog nyob rau hauv lubsynergid cytoplasm.
Pom zoo:
Yuav tam sim lossis yuav tam sim?
Hais txog qhov muab tso rau ntawm "immediately" hauv kab lus, tag nrho peb qhov sib txawv yog qhov tseeb. Txawm li cas los xij, cov lus qhia yog: "kom saib xyuas" thiab yog li ntawd, thawj ob kab lus yuav tsum tau hloov kho me me (saib qhov ntxiv "
Filiform apparatus class 12 yog dab tsi?
Hint: Filiform apparatus yog ib ntiv tes zoo li qhov projection, uas muaj cov tub ntxhais ntawm microfibrils sheath los pab lub paj paj noob hlis thaum nkag mus rau hauv ovule. Lawv kuj zoo ib yam li cov hloov hlwb thiab rho tawm cov zaub mov los ntawm cov nucleus.
Tam sim no vs tam sim no?
Tam sim no txhais tau tias "tam sim no" lossis "sai sai," thiab hauv kev siv niaj hnub no tau los txhais tau tias "now"; ceev faj cov neeg sau ntawv xaiv lub ntsiab lus meej dua. Tam sim no txhais tau tias "
Tam sim no gen ua si nrog cov gen tam sim no?
Los ntawm kev rov qab sib raug zoo, koj qhov tam sim no-gen version ntawm NBA 2K21 rau PS4 lossis Xbox Ib yuav tuaj yeem ua si ntawm lwm tiam neeg consoles (hauv tib tsev neeg ntawm consoles). Puas yog tiam tom ntej thiab tam sim no-gen ua si ua ke ntawm 2K21?
Nyob rau hauv lub cev ntawm tus txiv neej aqueduct ntawm sylvius tshwm sim nyob rau hauv?
Lub ventricles muaj plaub qhov khoob, cov kua dej puv hauv lub hlwb. … Nws txuas nrog lub paj hlwb aqueduct lossis aqueduct ntawm Sylvius hauv qhov nruab nrab ntawm lub hlwbrau plaub lub ventricle hauv pons thiab medulla. Lub aqueduct ntawm Sylvius nyob qhov twg?
