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pteridium aquilinum/fekondasyon
Lyen an sove nan clipboard la
2 rezilta yo
Observations on the male nucleus during fertilization in the fern Pteridium aquilinum.
Se sèlman itilizatè ki anrejistre yo ki ka tradwi atik yo
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Fertilization of eggs of Pteridium under controlled conditions has revealed that archegonia containing viable eggs require more than 30 min flooding before opening. Syngamy appears to take place by an engulfing action, and no evidence was found of a 'membrane-fusion' kind of conjugation. Although
Children born after unplanned pregnancies and cognitive development at 3 years: social differentials in the United Kingdom Millennium Cohort.
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Children born after an unplanned pregnancy have poorer developmental scores. This could arise from less favorable parenting but also could reflect confounding from the socioeconomic circumstances. In a large representative sample in the United Kingdom, the Millennium Cohort Study (2001-2005),
Baz done ki pi konplè remèd fèy medsin te apiye nan syans
- Travay nan 55 lang
- Geri èrbal te apiye nan syans
- Remèd fèy rekonesans pa imaj
- Kat entèaktif GPS - tag zèb sou kote (vini byento)
- Li piblikasyon syantifik ki gen rapò ak rechèch ou an
- Search remèd fèy medsin pa efè yo
- Izeganize enterè ou yo ak rete kanpe fè dat ak rechèch la nouvèl, esè klinik ak rive
Tape yon sentòm oswa yon maladi epi li sou remèd fèy ki ta ka ede, tape yon zèb ak wè maladi ak sentòm li itilize kont.
* Tout enfòmasyon baze sou rechèch syantifik pibliye
