25608
To resolve this contentious issue , we analyzed sequences from two mitochondrial genes ( cytochrome b and ND4 ) and one nuclear intron gene ( R35 ) from all species of the genera Elseya , Myuchelys , Emydura , and their relatives .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None