is when adolescents reach sexual maturity and become capable of . During this time, physical and emotional changes occur and are influenced by the system, which releases hormones into the bloodstream.:Puberty
is when adolescents reach sexual maturity and become capable of . During this time, physical and emotional changes occur and are influenced by the system, which releases hormones into the bloodstream.:reproduction
is when adolescents reach sexual maturity and become capable of . During this time, physical and emotional changes occur and are influenced by the system, which releases hormones into the bloodstream.:endocrine