The skull is divided into two parts: the cranium, which protects the brain, and the:

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.

genetic variation will increase because of a new habitat and food source.

explanation:

protistas excret ethanol used in the manufacture of vinegar