1671
Focusing on the animals , the genome of " Mnemiopsis leidyi " appears to lack recognizable microRNAs , as well as the nuclear proteins Drosha and Pasha , which are critical to canonical microRNA biogenesis .
 location: Drosha; location: Pasha
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:
 location: Drosha; location: Pasha