How are divergent, convergent, and transform boundaries the same?

They aren't the same, but what all three have in common is that they are boundaries in the Earth's lithosphere.

both male and female gametes are produced by meiosis of the germ cells. therefore, both male and female gametes are haploid. one male and one female gamete unite during the fertilization to form the diploid zygote. in seed bearing plants, pollen grain is the male gametophyte, which produces sperm cells.