How does hibernating underground allow a frog to conserve water?

Explanation:

because firstly they have shelter to keep warm and to rink water

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.