It is importanto understand in its full implicationthe fact that this prinsiple of cooperation is the fundamental principle that appears to have governedthe relations of organisms from the very first ,and we have attempted to show that the organic basis for this is to be found in the nature of the reproductive relationship, with the accompanying mutual interrelations which are for a time maintained between parent and developing organism. 課題の一部でこの辺が少しわかりません>< ヒントでもいいので誰か教えてください!!