Solved: In 8592, expressions that occur in calculus are

Development: Chapter 9  Development o Sequence of age related changes  Physical  Emotional  Cognitive o Continuous or gradual o Focus on development over entire lifetime  Research in Development o Longitudinal (within subject)  Same participants all the time (baby to adult) o Cross-sectional (between subjects)  Difference between 4 years and 8 years old (so different children)  Prenatal Development o Time from conception to birth o 3 stages  Germinal (Fertilization to Implantation)  Embryonic (2 weeks to 2 months)  Very vulnerable  End is when first bone cell is developed