Carlos and his wife have been trying for years to have a baby with no success. After a visit to an infertility specialist, they have found that Cats hraterine insemination Ater loking at al of their options, the decide to try an intrauterine insemination (Ul. A day or so after the procedure, although they don't know it yet, Carlos's sperm has indeed found Maria's ovum, and they have fused together —that is, the ovum has been fertilized. Chapter 47 Growth, Development, and Aging 1137 1. What is a newly fertilized ovum called