What parts/episodes in Paul's life that track Paul's transformation from adolescent to adult and the moments that he transforms his perception of himself and the significant others in his life?

I'm sorry, this is a short-answer question forum. We do not write student essays. You might want to begin with Gradesaver's chapter summaries and analysis. They should have enough information to help you formulate your writing assignment. I have provided the direct link to the first section summary and analysis below.

http://www.gradesaver.com/maestro/study-guide/summary-darwin-1967