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(what happens in the puberty, how does the mal reproductive system work,…
what happens in the puberty
secondary sexual characteristics
Changes in puberty
primary sexual characterisitics
how does the mal reproductive system work
scrotum
postate gland
testicle
seminal vesicle
How does the female
system work
the ovaries
uterus
ovo
cervix
what happens in pregnancy and birth
zygote
embryo
fertilisation
system work