Most respiration occurs in oragnelles called

mitochondrion

Explanation:

glycolysis is a process that fuel your metabolism. it is apart of cellular respiration the process that produce atp.

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.