大家在查：水媒二年生石松门楔叶植物门苏铁植物门输导系统松叶蕨属松叶蕨科下胚轴上胚轴

伴胞

伴胞

生物科学词汇（简体） ... compact bone 密质骨 companion cell 伴细胞; 伴胞 comparative embryology 比较胚胎学 ...

韧皮部的输导分子是筛管(sieve tubes)和伴胞(companion cells),较原始的形式则为筛胞(sieve cells).成熟的筛管和筛胞是没有细 …

...压力流动学说又叫集流学说，其要点是同化物在筛分子—伴胞 (SE-CC)复合体内随着液流的流动而移动，而液流的流动是由于 …

丝锁气压计_馆档网 ... "圆材堆"," Camp run" "伴胞"," Campanion cell" "樟脑"," Camphor" ...

Curing of the plasmid results in a loss of the ability to synthesize the parasporal body, a discovery made in 1977 .