This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
RNA fragments are sequenced by - 
Select and explain. 
A. Eastern-blot, B. Western blot, C. Northern blot, D. Southern-blot
C: Northern blot
Answer: C: Northern blot 
Explanation: Blotting techniques combine a fractionation and a detection method to provide a sensitive technique for analysis of DNA, RNA and Protein.


Southern blot  :  For 'DNA'
Northern blot   :  For 'RNA'
Western blot    :  For 'Protein' (Immunoblotting)