if an organism had a mutation that caused its spindle fiber ro not form properly, what phases of the cell cycle would be most directly affected

The chromosomes of the parent cell would not divide.

six grader is what i am ssorry

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.