An amphitheatre has 21 seats in the first row, 25 in the second, 29 in the third, and so on, for 33 rows. How many seats are in the amphitheatre? The amphitheatre has
seats

Hormones perform important functions within the reproductive system. during puberty, a number of changes occur in the body. which hormone is responsible for the development of these characteristics in the female? estrogen progestin progesterone testosterone