the time when person approaches sexual maturity -
also called adolescence - sperm production in boys - ovulation in girls - during adol. secondary sexual characteristics develop - boys incl. growing facial + pubic hair, breaking of voice, muscular development - girls pubic hair grow, breasts develop, pelvic girdle bec. broader - changes brought by hormones - male horm. androgenes, imp. horm. testosterone - female horm. oestrogenes - point which sex. mat. called pub. - often sev. years earl. for girls - at pub. pers. still not compl. adult bec. emotional develop. still not compl. - look like adults but their emotional development already isnt finished
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