This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Metabolism of protein and amino acid, Subject name: Biochemistry
Soing of protein molecules is performed in 
Select and explain. 
A. Mitochondria, B. Golgi apparatus, C. Nucleosome, D. Endosome
B: Golgi apparatus
Answer: B: Golgi apparatus 
Explanation: Main function of golgi apparatus is protein soing, packaging, and secretion. Mitochondria are the powerhouse of the cell.Ref: DM Vasudevan - Textbook of Biochemistry, 7th edition, page no: 12