73756
The enzyme 's ability to operate efficiently in a wide range of cellular environments ( including mammals , plants , bacteria , and yeast ) enables the Cre-Lox recombination system to be used in a vast number of organisms , making it a particularly useful tool in scientific research .
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Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities:  
Answer:
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