25800
Maximum likelihood ( ML ) , maximum parsimony ( MP ) , and Bayesian analyses were conducted on a combined nuclear rRNA ( 18S + 28S ) data set and on a concatenated dataset of nuclear plus one mitochondrial gene ( 18S + 28S + cox 1 ) .
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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:
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