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: Biochemistry
The cellular component for protein synthesis is 
Select and explain. 
A. Smooth endoplasmic reticulum, B. Rough endoplasmic reticulum, C. Ribosomes, D. Mitochondria
C: Ribosomes
Answer: C: Ribosomes 
Explanation: Although both ribosomes & RER are involved in the synthesis of protein, the cellular component on which all interactions take place to synthesize the protein in the ribosome.