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The biological approach to psychology, also known as neuropsychology, is one of many approaches used to explain human mental processes and behavior. Neuropsychologists are psychologists that examine mental processes and behavior using a biological approach.
2. Two factors appear to be prominent in motivating researchers to adopt an evolutionary approach to cognition. The first is simply that cognitive psychologists are in the business of explaining cognition in biological organisms, and biological organisms are the product of evolutionary forces. To put it more succinctly: That is, our cognitive and emotional functions are instantiated as neurological processes.