Complex sentence: But some critics saw it as playing God and interfering with the laws of nature, and because Rock and Menkin did not create a physical baby, others questioned if they had even achieved in vitro fertilization at all.
Split into simpler sentences: But some critics saw it as playing God and interfering with the laws of nature. Because Rock and Menkin did not lead to the creation of a physical baby, some critics questioned if they had even achieved in vitro fertilization at all.