At Westonci.ca, we connect you with the best answers from a community of experienced and knowledgeable individuals. Explore in-depth answers to your questions from a knowledgeable community of experts across different fields. Explore comprehensive solutions to your questions from a wide range of professionals on our user-friendly platform.

Which is greater? Assume a typical 28 day cycle, with day one of the cycle being the first day of the menstrual flow and assume ovulation occurs on day 14.

a. Estrogen level on day 13.
b. Progesterone level on day 13.