Progesterone is a hormone released by the corpus luteum in the ovary. It plays important roles in the menstrual cycle and in maintaining the early stages of pregnancy. It may also be involved in the growth of certain cancers.
I've been following various people's posts about the GRE for 10 months now. Some people don't study at all for the GRE, some study for a weekend, the average is about 2 to 3 months, and some study for a year or more.
I think my actual GRE scores took about 8 days from ordering/sending to the school letting me know they had received them. I would expect the scores from ETS to be available to the school within five business days, but how long the school takes to put them into your application is another story. Also, if it helps, ETS marked all of my scores as sent within 24 hours of me requesting them. So...