BLOA: Biological level of analysis; all cognition, emotions and behaviours have a physiological basis PHYSIOLOGY: biology that deals with the normal functions of living organisms and their parts.
Principles: 1) Emotions and behaviours are products of the anatomy and physiology of our nervous and endocrine systems. Means:
biology affects our behaviour
relates to the idea of localisation of function e.g. each part of the brain is responsible of different behaviours.
Supporting study: Raine et al. (1997) Kasamatsu & Hirai (1999)