Examlex
The four fundamental forces that operate in the universe today are
Imprinting
The process by which certain animals form strong attachments during early life.
Critical Period
A particular period in development where learning specific skills or abilities is easiest.
Optimal Period
A time frame during which a particular developmental and learning opportunity is most effective.
Normal Development
The typical progression through a series of growth stages that an organism experiences, often thought of in terms of physical, cognitive, and social/emotional development.
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