Examlex
RNA is usually ________ -stranded.
Preoperational Stage
The second of Piaget’s stages, characterized by illogical use of words and symbols, spotty logic, and egocentrism.
Sensorimotor Stage
The first of Piaget’s stages of cognitive development, characterized by coordination of sensory information and motor activity, early exploration of the environment, and lack of language.
Concrete Operational Stage
Piaget’s third stage, characterized by logical thought concerning tangible objects, conservation, and subjective morality.
Emerging Adulthood
Period of development, roughly spanning the ages of 18 to 25, during which time many young people in affluent nations attend college and graduate school, sort out identity issues, and create life plans.
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