Complex sentence: Created by a a specialized type of cell division, which only occurs in eukaryotic cells, and known as meiosis, the two gametes fuse during fertilization to produce DNA replication and the creation of a single-celled zygote which includes genetic material from both gametes.
Split into simpler sentences: Created by a specialized type of cell division, which only occurs in eukaryotic cells, known as meiosis. The two gametes fuse during fertilization to produce DNA replication and the creation of a single-celled zygote which includes genetic material from both gametes.