This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
Middle piece of sperm tail made up of 
Select and explain. 
A. Golgibody, B. Centriole, C. Mitochondria, D. Lysosome
C: Mitochondria
Answer: C: Mitochondria 
Explanation: Pa of axial filament which lies in middle piece is surrounded a spiral sheath made up of mitochondria Human embryology Tenth edition Pg no19