Embryology quote: Ronan O'Rahilly and Fabiola Muller — fertilization forms a new genetically distinct human organism

Mike cites embryologists Ronan O'Rahilly and Fabiola Muller: 'Although life is a continuous process, fertilization is a critical landmark because under ordinary circumstances a new, genetically distinct human organism is thereby formed.' Mike emphasizes that sperm and egg alone are not human beings, but their union creates a distinct whole living human being.