This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Genetics, Subject name: Pathology
Rb gene is located on chromosome? 
Select and explain. 
A. 13ql4, B. 13pl4, C. 17, D. 22
A: 13ql4
Answer: A: 13ql4 
Explanation: ANSWER: (A) 13ql4REF: Robbins 7th ed p. 300Some important genes and chromosomesRb gene13ql4p5317pl3NF117NF222VHL3p