Which of the following statements are true regarding types of stem cells I. Totipotent stem cells can only become tissues of the body
II. Multipotent stem cells are found in adults and stay dormant until needed
III. Meristematic stem cells are only found in plants
IV. Pluripotent stem cells can become tissues of the body and the placenta

Merestamatic stem cell are only found in plants

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.