sentence2_structure: Meiosis<>is<>part of the process of gametogenesis$$$gametogenesis<>is<>the production of sperm and eggs
sentence1: Cleavage and Implantation   When a sperm penetrates the egg, it triggers the egg to complete meiosis.
sentence2: Meiosis is part of the process of gametogenesis, which is the production of sperm and eggs.
question: Meiosis is part of the process of gametogenesis, which is the production of what?