Which of the following statements regarding the inherited form of retinoblastoma is/are correct?
A.	Retinoblastoma results from amplification of the H-ras oncogene
B.	Clinical disease results after chromosomal loss in a retinal cell after birth
C.	Retinoblastoma results from the loss of a tumor suppressor gene
D.	Clinical disease results from chromosomal translocation
Answer:B
Which of the following statements regarding the inherited form of retinoblastoma is/are correct?
A.	Retinoblastoma results from amplification of the H-ras oncogene B.	Clinical disease results after chromosomal loss in a retinal cell after birth C.	Retinoblastoma results from the loss of a tumor suppressor gene D.	Clinical disease results from chromosomal translocation