11816
A comparison of the duplicated Vkappa genes suggests positive selection on the complementarity - determining regions of the duplicated genes by point mutations .
 GENE: Vkappa genes
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: Vkappa genes 
Answer:
 GENE: Vkappa genes