常見(jiàn)例句The sexual progression of their gametophytes is from male to hermaphroditic.This sexual expression is not consistent with the model of antheridiogen action, either. 此外，由雄性至兩性的性表現(xiàn)次序，亦顯示不符合促精素的作用模式。Antheridiogen promotes antheridium and male gametophyte formation.Thus, inter gametophytic mating is more frequent and more successful in those species with high antheridiogen production. 有些蕨類可分泌促精素，有助于藏精器甚或雄性配子體的發(fā)生，進(jìn)而利于異配子體交配的發(fā)生。 返回 antheridiogen