https://www.humantruth.info/tags/biochemistry.html
Human Truth Foundation pages (3):
Causes of Belief in the Afterlife and Differences Across Religions and Cultures: 6. There Are No Souls
Emotions Are Biological: How Biochemistry and Neurology Account for Feelings
Souls do not Exist: Evidence from Science & Philosophy Against Mind-Body Dualism: 1. The Physical Brain is the Source of Emotions, Personality and Memory