This study explores the extent to which the term "sex hormone" is used in science textbooks, and whether the use of the term "sex hormone" is associated with pre-empirical concepts of sex dualism, in particular the misconceptions that these so-called "sex hormones" are sex specific and restricted to sex-related physiological functioning. We found…

Analyzed is the lack of specificity in the approach to environmental issues in Brazilian biology textbooks. The main reasons for this are discussed and results of an evaluation of the effectiveness of a local publication in the development of environmental awareness among a group of students is presented. (CW)