Infants tend to repeat stimulating actions that first occurred by chance. In the context of Piaget's stages of development, this is an example of a _________ that focuses on an infant's own body rather than on the external environment.
A) primary circular reaction
B) secondary circular reaction
C) tertiary circular reaction
D) simple reflex
Question 2
Identify an event that is likely to trigger a midlife crisis among middle-aged adults.
A) The acquisition of a new home
B) The birth of nephews and nieces
C) The death of a parent or a friend
D) The wedding of a grandchild
Step 2 of gene cloning: The actions of a restriction enzyme and DNA ligase to produce a recombinant
Testing the effects of long-term fertilizing on inter-actions between mycorrhizal fungi and plants o
Various Substances Used in Piaget’s Conservation Task
A severe food shortage occurred in the Netherlands during the “Hunger Winter” of 1944–1945.
Piaget was one of the first to go beyond observable behavior in an attempt to determine how infants ...