![Which of the following chromosomal alteration causes retinoblastoma?](https://www.gkseries.com/blog/wp-content/uploads/2022/01/Which-of-the-following-chromosomal-alteration-causes-retinoblastoma.png)
Q. Which of the following chromosomal alteration causes retinoblastoma?
A. Deletion in chromosome 11
B. Translocation between chromosome 9 and 22
C. Deletion in chromosome 13
D. Translocation between chromosome 8 and 21
Answer: Deletion in chromosome 13