Protonema (pl. protonemata) The young bryophyte gametophyte that develops following spore germination.
苔藓植物中直接由孢子萌发形成的结构称为原丝体。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。
听
全真试题 13
听
全真试题 13
听
全真试题 13 A number of experiments have confirmed this in recent years Plants bombarded with ultrasound in the lab have shown a range of adverse responses, including the expression of stress-related, genes, stunted, growth and reduced germination of seeds.
近年来, 一系列实验已经证实了这一点。 实验室中受到超声波轰炸的植物表现出了一系列不利反应,包括与压

的基因表达、生长受阻和种子
率降低。
They raised 80 bean plants, infested 40 of them with aphids two weeks after germination, and then, three days later, tested samples of the hydroponic solution of each using a process called bioassay-guided fractionation.
他们种植了80株豆类植物, 在
两周后让其中40株受到蚜虫侵害,然后在三天后, 使用一种称为生物测定指导分馏的过程检测了每株植物水培溶液的样本。