London: “He was beaten (he knew that); but he was not broken.” Darwin: “A struggle for existence inevitably follows...” What idea do both excerpts support?

London: “The dominant primordial beast was strong in Buck, and under the fierce conditions of trail life it grew and grew.” Darwin: “the vigorous, the healthy, and the happy survive and multiply.” What idea do both show?

London: “His muscles became hard as iron.” Darwin: “the vigorous, the healthy...survive and multiply.” What shared idea fits both excerpts?

London: “He swiftly lost the fastidiousness which had characterized his old life.” Darwin: “A struggle for existence inevitably follows...” What do both suggest?

London (on Buck and the other dogs): “he ate as fast as they.” Darwin: “more individuals of each species are born than can possibly survive.” What idea appears in both?

London: “Mercy did not exist in the primordial life.” Darwin: “Battle within battle must ever be recurring...” What do both excerpts show?

London: “He had learned well the law of club and fang.” Darwin: “the struggle for life.” What idea do both excerpts support?

London: “Buck lived at a big house in the sun-kissed Santa Clara Valley.” Darwin: “A struggle for existence inevitably follows...” What detail appears only in London?

London: “He was beaten (he knew that); but he was not broken.” Darwin: “the vigorous, the healthy...survive and multiply.” What appears only in London?

London (on Buck and the other dogs): “he ate as fast as they.” Darwin: “more individuals of each species are born than can possibly survive.” What appears only in Darwin?

London: “His muscles became hard as iron.” Darwin: “the vigorous, the healthy...survive and multiply.” What can the story show that the info text does not?

London: “Mercy did not exist in the primordial life.” Darwin: “Battle within battle must ever be recurring...” What does Darwin's line do that London's does not?

London: “The dominant primordial beast was strong in Buck.” Darwin: “the vigorous, the healthy...survive and multiply.” How do the authors' purposes differ?

London: “Buck lived at a big house...” Darwin: “A struggle for existence inevitably follows...” How do the writers use their excerpts differently?

London: “the law of club and fang.” Darwin: “the war of nature.” How do these phrases work differently?

London: “He was beaten...but he was not broken.” Darwin: “the vigorous, the healthy...survive and multiply.” How do the purposes differ?

London: “Mercy did not exist in the primordial life.” Darwin: “A struggle for existence inevitably follows...” What purpose difference is clearest?

London: “He was beaten...but he was not broken.” Darwin: “A struggle for existence inevitably follows...” To answer “How did Buck respond?” which text helps more?

London (on Buck and the other dogs): “he ate as fast as they.” Darwin: “more individuals of each species are born than can possibly survive.” To answer “Why is survival competitive?” which text helps more?

London: “His muscles became hard as iron.” Darwin: “the vigorous, the healthy...survive and multiply.” To answer “How did trail life change Buck?” which text helps more?