The theory or theories that seek to explain how biomolecules, subcellular structures, and ultimately living cells came into existence.
Many myths, stories and hypotheses have been proposed. Some are still under investigation, while others remain contested or persist as statements of religious faith.
Also see: DYNAMIC STATE THEORY, 'LITTLE BAGS' THEORY OF EVOLUTION, MINERAL THEORY, PHENOTYPE THEORY, PRIMORDIAL SOUP, PROGENOTE THEORY
G Blandino, Theories on the Nature of Life (New York, 1969)