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(what happens in puberty, how does the female reproductive system work,…
what happens in puberty
your breast grow
puberty
your voice deepens
you grow talle
how does the female reproductive system work
follapan tube
vagina
uterus
ovary
what happens in pregnancy and birth
ovum
blastocyst
sperm cells
embryo
how does male reproductive system work
urethra
penis
testicle
seminal viscle