This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Chemotherapy, Subject name: Pharmacology
Which of the following anticancer drugs is cell cycle specific 
Select and explain. 
A. Ifosfamide, B. Melphalan, C. Vinbalstine, D. Cycloohosphamide
C: Vinbalstine
Answer: C: Vinbalstine 
Explanation: Refer Katzung 11/e p774 Vinbalstine is a M phase specific vinca alkaloid Whereas Bleomycin acts selectively on G1 phase of cell cycle