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
Cytoskeleton skeletal include: 
Select and explain. 
A. Dynein, B. Kinesin, C. Tubulin, D. All
D: All
Answer: D: All 
Explanation: Cytoskeleton skeletal is made of Microtubules: dynein,kinesin,tubulin Ref:Guyton and Hall textbook of medical physiology 12th edition,page number:8,9,14