Please help need to turn this in today

hello there the answer is d

i think that is new experiments yield untrustworthy data and should be carefully considered, because you don't know what will happen with the experiments.

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.