Here is the link to the article if needed: http://journals.plos.org/plosbiology/

Question

Here is the link to the article if needed: http://journals.plos.org/plosbiology/article?id=10.1371/journal.pbio.0060060

1. Hanifin et al., describe a study of populations of these animals that live on the west coast of North America. After reading the article, respond to the following questions: a. Describe the organisms of interest, and explain their cocxalutionary interactions. b. What is an "evolutionary arms c. Explain what the authors mean when they talk about "reciprocal sclection. d. Why do the authors refer to a "breakdown of reciprocal selection" in some areas of the geographic range that they studied? Interpret this figure (Figure 3 from Hanifin et al.'s c. ii. Interpret the color of the individual points ii. What do the vertical ars from each point iv. What are the three main groups of organisms v. Although no organisms were found in the shown here? orange section of this graph, what would be the- characteristics of organisms that region, if they were found? that would fall in f. Evaluate the authors' proposed explanation of why prey never escapes the arms race, with

Explanation / Answer

1)

b)

c)

d)

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