The Biopsychology (Vol. II) book delves deeper into the intricate relationship between biology and behavior, building on the foundational concepts introduced in the first volume. It explores advanced topics such as neural mechanisms of perception, learning, memory, emotion, and consciousness. The book also examines the biological basis of mental disorders, neuroplasticity, and the effects of drugs on the nervous system. With a strong emphasis on research and real-world applications, this volume integrates cutting-edge studies in neuroscience, psychology, and genetics. It is designed for students, researchers, and professionals seeking a comprehensive understanding of how the brain influences thoughts, emotions, and behavior.