Test yourself on these terms by trying to write down the definition in your own words before mousing over each term to check your answer.

developmental psychology

chromosomes

DNA (deoxyribonucleic acid)

genes

heredity

genome

environment

interaction

epigenetics

zygote

embryo

fetus

teratogen

fetal alcohol syndrome (FAS)

reflex

temperament

identical (monozygotic) twins

fraternal (dizygotic) twins

maturation

critical period

cognition

schema

assimilation

accommodation

sensorimotor stage

object permanence

preoperational stage

conservation

egocentrism

theory of mind

autism spectrum disorder (ASD)

concrete operational stage

formal operational stage

stranger anxiety

attachment

basic trust

adolescence

puberty

identity

social identity

intimacy

emerging adulthood

menopause

cross-sectional study

longitudinal study

social clock