| 1 | It usually occurs between gametes or protoplasm. | |
| 2 | In these groups, gametes are produced by mitosis. | |
| 3 | Meiosis is the process of cell division that produces gametes in both sexes. | |
| 4 | The polar and egg nuclei of the female gametophyte are genetically identical. | |
| 5 | In all except the most primitive organisms, the female gamete is nonmotile . |
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