Key References:
Giulio Tononi and Christof Koch 'Consciousness: Here, There, and Everywhere' 2015
Paco Calvo, Frantisek Baluska, and Anthony Trewavas 'Integrated Information as a Possible Basis for Plant Consciousness' 2021
Frantisek Baluska, William B. Miller Jr., and Arthur S. Reber 'Biomolecular Basis of Cellular Consciousness via Subcellular Nanobrains' 2021