Difference between anaerobic respiration in plants and animals.

anaerobic respiration is the process in which food substances are broken down to produce energy in the absence of oxygen while aerobic respiration is a process in which food substances are broken down to produce energy in the presence of oxygen

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.