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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.
The biological approach believes us to be as a consequence of our genetics and physiology. It is the only approach in psychology that examines thoughts, feelings, and behaviors from a biological and thus physical point of view.Therefore, all that is psychological is first physiological.All thoughts, feeling & behaviour ultimately have a biological cause.A biological perspective is relevant to the study of psychology in three ways: 1. Comparative method: different species of animal can be studied and compared.herefore, all that is psychological is first physiological. All thoughts, feeling & behaviour ultimately have a biological cause. A biological perspective is relevant to the study of psychology in three ways: 1. Comparative method: different species of animal can be studied and compared.