The Life Puzzle: on Crystals and Organisms and on the Possibility of a Crystal as an Ancestor

able amino acids appear approach arrangement atoms ball base become biological bonds cell chance changes chapter charge clay complete complicated consider consisting contain continually corresponding covalent crystal depends difficult discussed Earth easily effect efficient electrons energy environment enzyme evolution evolved example exist expect factors forces function further genes genetic material genotype give given glucose golf groups growth happen highly idea important improved ions kind landscape layers least less machine mechanism molecular molecules move mutations natural object operate ordered organisation organisms origin particular patterns perhaps phenotype piece Plate positions possible primitive probably processes produce protein random reaction reasonable regions replication represent reproduce result rise seems selection sequences silicate similar simple single situation specific structure substitutions suggested suitable Suppose surface temperature tend units whole