This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Techniques in molecular biology, Subject name: Biochemistry
Test for RNA:- 
Select and explain. 
A. Nohern blot, B. Southern blot, C. Immuno blot, D. South-Western blot
A: Nohern blot
Answer: A: Nohern blot 
Explanation: Nohern Blotting detects RNA. Nohern blot - RNA Southern blot- DNA Western blot- Proteins See treasure for details