1) Biological science 2) Biology 1) Physical 2) Physiologic 
• (a.) Of or pertaining to physiology; relating to the science of the functions of living organism; as, physiological botany or chemistry.
pertaining to functions and activities of a living organism and its parts
(fiz″e-o-loj´ĭ-kәl) physiologic.
Pertaining to the functions and vital processes of living organisms and the organs within them.
Phys`i·o·log'ic·al adjective Of or pertaining to physiology; relating to the science of the functions of living organism; as, physiological botany or chemistry. 
[adj] - of or relating to the biological study of physiology
physiological 1. Relating to the way that living things function, rather than to their shape or structure. 2. Being in accord with or characteristic of the normal functioning of a living organism. 3. Relating to physiology.
having to do with the way living things function
adjective of or relating to the biological study of physiology; `physiological psychology`; `Pavlov`s physiological theories`