Fast review mode: answers are shown by default so you can skim quickly. Hide them if you want to self-test.
Reproduction allows all living things to produce more of their kind. The reproductive system is a system of organs within an organism which work together for the purpose of reproduction. Adolescence is the time when a human's reproductive organs become mature. Puberty is the process of physical changes by which a child's body becomes an adult body capable of reproduction.
Join 4M+ learners. Unlock unlimited quizzes, wrong-answer tracking, flashcards + reminders, study guides, and 1-on-1 challenges.