Abstract

Heredity of-action themay alongbe said thetransition,to be theof habitsto emphasize or goingis no interinto material present; all at the that the possessed length of living generait inherentlyline-of-descent. process instead of transmission, is a continuous going-over, of a sending-over; at is the passing from material the is not from continuity beginning interrupted single cell it exhibits it may the is a continuous the succeeding that be, generations. line a perfect that one of there living to the at stage; areI use the word fact that the of action, of the next; all this line that thealong ruption the that throughinstead process there of living generationspoint when morphologic by the The material tions, whole of its lifeit takes or assumes the and physiologic activities line-of-descent, stages the its with certain that length modified, we call phylum, in those all alongin theline-of-descent, endowedthrough habits-of-actionpossesses, not to discuss the microscopic genetic habits, when it connects on they either These are we mean side not they of it. habits-of-action, fixed are andhow they started or were acquired; cell possesses these properties, or the generations, as much as the adults we stable; may they and say, are vary from time to by taken body,