HPV has a huge link to cancer in those that are infected with it
Answer: A) The endometrial lining is shed in menstrual cycles but reabsorbed in estrous cycles.
Explanation:
The endometrium can be defined as the inner layer of the epithelium. It along with the mucous membrane forms the covering of the mammalian uterus. It is the basal and functional layer of the uterus. This layer thickens and then shed during the menstruation cycle in humans and in some other mammals including the apes, monkeys, bats and elephants. But the endometrium layer is reabsorbed in the estrous cycle.
It should be puberty because once a female starts her menstrual cycle she is able to become pregnant. The same should go for guys when it comes to their sperm becoming "active" in other words
