BIOL 121 Lecture 8: Plant life cycles
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1.The gametophyte tissue forms a slender stalk that lifts the sporophyte above the thick tuft of stems in which it was originally enclosed. Why is this an advantage in the reproductive cycle?
2.How is the mechanism for spore dispersal in ferns similar to that of bryophytes?
3.Is the prothallium haploid or diploid?
4.Is the prothallium sporophyte or gametophyte?
Complete the table
Plant structure | Sporophyte or Gametophyte | Function |
Prothallium | ||
Spore | ||
Sporangium | ||
Antheridium | ||
Archegonium |