3510
The gene consists of at least three exons and spans more than 5.6 kb of DNA .
 DNA: 5.6 kb of DNA
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: 5.6 kb of DNA 
Answer:
 DNA: 5.6 kb of DNA