This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General pathology, Subject name: Pathology
Retinoblastoma gene is located on? 
Select and explain. 
A. Chromosome 6, B. Chromosome 9, C. Chromosome 13, D. Chromosome 2l
C: Chromosome 13
Answer: C: Chromosome 13 
Explanation: Robbins basic pathology 6th edition. Chapter Neoplasia. Pge no. 286. Retinoblastoma gene is located on chromosome no. 13.