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
BRCA-1 gene lies on Chromosome- 
Select and explain. 
A. 17, B. 18, C. 20, D. 21
A: 17
Answer: A: 17 
Explanation: Harshmohan textbook of pathology 7th edition. BRCA1 gene located on chromosome no 17 , a DNA repair gene is implicated in both breast and ovarian cancer in inherited cases. .