Chapter,  Paragraph

1 2   | itself as a world-view, and changes into a conglomeration of
2 10,6|    which takes into account changes brought about by history.
3 11  |   spite of the most diverse changes in the historical life of
4 15,2| responsible for the gradual changes he perceived in the species
5 15,1|    and mutations do explain changes on a limited basis — observed