Vim li no cov lus teb yog kev xaiv B, Embryo kev loj hlob . Hauv qab no yog daim duab ntawm embryo tsim embryo tsim Hauv kev loj hlob biology, embryonic kev loj hlob, tseem hu ua embryogenesis, yog kev loj hlob ntawm tus tsiaj lossis cog embryo. Kev loj hlob ntawm embryonic pib nrog fertilization ntawm qe cell (ovum) los ntawm cov phev cell, (spermatozoon). Thaum fertilized, ovum dhau los ua ib lub cell diploid hu ua zygote. https://en.wikipedia.org › wiki › Embryonic_development
Embryonic txoj kev loj hlob - Wikipedia
. Nco tseg: Hauv kev sib deev tom qab yug me nyuam lawv hu ua cov xwm txheej tom qab yug me nyuam. Thaum paj ntoos fuses nrog lub ovule nws tsim ib diploid zygote.
Yuav ua li cas fertilization hauv cov nroj tsuag?
Post Fertilization yog dab tsi? Tom qab fertilization yog cov txheej xwm uas tshwm sim tom qab fertilization los tsim cov noob los ntawm ovule thiab cov txiv hmab txiv ntoo los ntawm zes qe menyuam.
Yuav ua li cas cov hauv qab no yog ib tug post fertilization?
Tom qab fertilization, a diploid zygote yog tsim nyob rau hauv tag nrho cov kab mob sib deev. Cov txheej txheem ntawm kev loj hlob ntawm embryo los ntawm zygote yog hu ua embryogenesis.
Qhov twg hauv qab no tsis yog cov khoom tom qab fertilization?
- Hauv qee cov nroj tsuag xws li txiv nkhaus taw thiab citrus noob muaj ntau tshaj ib lub zes qe menyuam, nws yog hu ua polyembryony. Yog li, cov lus teb yog lawm'zygote in algae'. Lus Cim: - Cov noob tsis muaj nyob rau hauv cov txiv hmab txiv ntoo parthenocarpic.
Yuav ua li cas hauv qab no yog thawj hom cog fertilization?
Pawgamy . It yog hom kev fertilization ua nyob rau hauv tag nrho cov angiosperms los yog flowering nroj tsuag. Hauv hom fertilization no, lub paj paj ntoos nkag mus rau hauv ovule los ntawm micropyle.
