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He attended the University of Minnesota , earning a M.S. in Zoology and earned a PhD from Iowa State University in 1984 .
 organization: University of Minnesota; organization: Iowa State University
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 organization: University of Minnesota; organization: Iowa State University