Q5Multiple choice
A Prothallus is
- a.A structure in pteridophytes formed before the thallus develops
- b.A sporophytic free living structure formed in pteridophytes PLANT UNIT I:KDINGDOM IVERSITY IN THE LIVING WORLD 11
- c.A gametophyte free living structure formed in pteridophytes
- d.A primitive structure formed after fertilization in pteridophytes