1 Based on the amino acid sequence data you collected, which organism are humans most closely related to? Which organisms are humans most distantly related to? Explain your reasoning. 2 What additional data or information might help you confirm the statement you made above?

3 Does your answer to Question 1 above match the prediction you made in Step 2 of the Procedure? Explain your answer.

4 Explain how amino acid sequence data can help scientists infer patterns of evolutionary relationships between species.