When the sperm meets the egg during sexual reproduction, a zygote is formed. This single-cell zygote is the first step of a much more complex multi-cellular organism. Which statement describes the process the zygote undergoes immediately after fertilization? A) The zygote grows larger and begins to form new features. B) Cells begin to differentiate and form only the internal organs. C) Cells begins to differentiate to form a covering and internal organs. D) The zygote undergoes mitosis to create general, non-specialized cells.