Botany植物学Celltheory细胞学说cellmembrane细胞膜nucleus细胞核Organelle细胞器cellwall细胞壁cytoplasm细胞质protoplast原生质体cellcycle细胞周期mitochondrion线粒体photosynthesis光合作用unitmembrane单位膜chloroplast叶绿体chlorophyll叶绿素xanthophyll叶黄素carotene胡萝卜素golgiosome高尔基体ribosome核糖体lysosome溶酶体microfilament微丝nuclearfission核分裂reproduction繁殖primarywall初生壁secondarywall次生壁plasmodesma胞间连丝mitosis有丝分裂amitosis无丝分裂meiosis减数分裂cytokinesis胞质分裂interphase间期prophase前期metaphase中期anaphase后期telophase末期tissue组织pistil雌蕊stamen雄蕊ovary子房pollination传粉pollentube花粉管porogamy珠孔受精chalazogamy合点受精mesogamy中部受精apomixis无融合生殖apogamy无配子生殖patrogenesis孤雄生殖parthenogensis孤雌生殖apospory无孢子生殖pericarp果皮lifehistory生活史rootsystem根系mainroot主根lateralroot侧根taprootsystem直根系fibrousrootsystem须根系cortex皮层vascularcylinder维管柱pericycle中柱鞘xylemray木射线vascularray维管射线phloemray韧皮射线rootcap根冠Caspari