gametophyte generation造句

• Rhizoid a unicellular rootlike structure found in certain algae and in the gametophyte generation of the bryophytes and some ferns
  假根：在一些藻类、苔藓植物和裸子植物配子体中存在的由单个细胞形成的类似根的结构。
• The concept of an alternation of generations can be extended to the flowering plants, in which the embryo sac and pollen represent the much reduced famale and male gametophyte generations respectively
  这个概念也可以运用在有花植物上，由胚囊和花粉各自表达雌雄配子体世代。
• Sporogonium the sporophyte generation in mosses and liverworts . it develops from the zygote and comprises the foot, seta, and capsule . the sporogonium is parasitic on the gametophyte generation
  孢子体：为苔藓和地钱的孢子体世代具有。由受精卵发育而来，包括基足、柄和孢蒴。孢子体是寄生在配子体上的。