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Pine gametophyte (outside) surrounding the embryo (inside). A gametophyte is the haploid multicellular stage in the alternation of generations life cycle of plants and algae. It develops from a spore by mitotic cell division. Spores are the products of meiosis in sporophytes.Gametophytes produce haploid gametes by mitosis.he fusion of male and female gametes produces a diploid zygote, which develops by repeated mitotic cell divisions into a multicellular sporophyte. In bryophytes (mosses, liverworts, and hornworts), the gametophyte represents the longer lived, nutritionally independent and more visible stage of the life cycle.
Â· just now. Report Abuse. The gametophyte is the male part or male for the term gamete. & sporophyte is the female part or female for the term sporo. From the pine tree, you could only specify the difference of the pines by their cones.Smaller cones means theyre a gametophyte or male cone. and Larger Cones are the female gametophytes. just now. Report Abuse. The gametophyte is the male part or male for the term gamete. & sporophyte is the female part or female for the term sporo. From the pine tree, you could only specify the difference of the pines by their cones.