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Across 5. the second of Piaget's stages of development, during which a child learns to use language but does not yet comprehend the mental operations of concrete logic 6. a concept or framework that organizes and interprets information 7. a disorder that affects a child's social interaction, symbolic language and play, and mental flexibility 8. the developing human organism from 9 weeks after conception to birth. 9. the awareness that things continue to exist even when not perceived 11. our sense of being male, female, or a combination of the two 12. a type of culture that gives priority to the goals of one's group (often one's extended family or work group) and defining one's identity accordingly 14. the fear of strangers that infants commonly display 15. interpreting our new experiences in terms of our existing schemas 16. a type of culture that gives priority to one's own goals over group goals and defining one's identity in terms of personal attributes rather than group identification. 18. an optimal period early in the life of an organism when exposure to certain ctimuli or experiences produces normal development 21. an emotional tie with another person 22. the principle that properties such as mass, volume, and number remain the same despite changes in the forms of objects 23. the fourth and final of Piaget's stages of development, during which people begin to think logically about abstract concepts 24. an umbrella term describing people whose gender identity or expression differs from that associated with their birth sex 25. adapting our current understandings to incorporate new information 26. the fertizlized egg: This stage lasts 2 weeks 27. the developing human organism from about two weeks after fertilization through the second month. 33. the most important of the male sex hormones (Although both men and women have it) 34. a random error in gene replication that leads to a change 35. the preoperational child's difficulty taking another's point of view 36. a branch of psychology that studies the evolutionof behavior and the mind, using principles of natural selection

Down 1. the third stage of Piaget's stages of development, during which children gain the mental operations that enable them to think logically about concrete events. 2. a theory that we learn social behavior by observing and imitating and by being rewarded or punished 3. biological growth processes that enable orderly changes in behavior, relatively uninfluenced by experience 4. a sense that the world is predictable and trustworthy 10. the principle that, among the range of inherited trait variations, those contributing to the reproduction and survival will most likely be passed on to succeeding generations 13. the first of Piaget's stages of development, in which infants know the world mostly in terms of their sensory impressions and motor activities 17. the interplay that occurs when the effect of one factor depends on another factor 19. the acquisition of a traditional masculine or feminine role 20. a set of expected behaviors attitudes, and traits for males or females 24. people's ideas about their own and other's mental states. 25. a style of parenting in which parents are both demanding and responsive: considered to be the most effective style of parenting 28. agents, such as chemicals and viruses, that can reach the embryo or fetus during prenatal development and cause harm 29. an act of aggression (physical or verbal) intended to harm a person's relationship or social standing 30. the enduring behaviors, ideas, attitudes, values, and traditions shared by a group of people and transmitted from one generation to the next. 31. all the mental activities associated with thinking, knowing, remembering, and communicating 32. ______ are a significant influence on our personality, but less 10%