CHAPTER 1: SEXUALITY IN PERSPECTIVE SUMMARY Sex and Gender  The term "sex" is used in this book to refer to sexual anatomy (a noun) and sexual behaviour (a verb)  The term "gender" is used to refer to the state of being a man or a woman  Almost all of the in-text research has been based on scientists assuming the ―gender binary,‖ the idea that there are only two genders, male and female; only recently have researchers recognized the non-binary (and given more thought to intersex individuals--discussed in later chapters)  Sexual behaviour is defined as activity that produces arousal and increases the chance of orgasm Influences on Sexuality Religion  Religion is a source of values and ethics regarding sexuality and a powerful influence on sexual attitudes and behaviours  People of different religions have different understandings and beliefs about human sexuality Science  The scientif