Compare how the human body breathes in and out. Describe what happens to the ribcage, the diaphragm and chest volume. use key scientific words. Well detailed please. I’ll give brainliest

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.