At the start of puberty, the hypothalamus located in the brain sends 1.
to the 2.
.
gland. This will trigger the pituitary gland
to release 3.
and 4.
For males. th.rs will
enter the testes and the hormone 5.
stimulates
spermatogenesis to produce 6._cells. in fores, the hormones 7.
and 8.
are rekased from the ovaries and more
of these hormones will be released from the developing follicles. All of these
hormones in both sexes play important roles in the development of
reproductive systemis, body changes or secondary sex characteristics.​