Retinoblastoma is due to a mutation in a........

Options :
  1. Tumor suppressor gene
  2. Apoptosis inducing gene
  3. Cyclin
  4. Kinase
Answer and Explanation :-

Answer: Option 1

Explanation:

Retinoblastoma is due to a mutation in a tumor suppressor gene RB1. The retinoblastoma protein (abbreviated pRb, RB or RB1) is a tumor suppressor protein that is dysfunctional in several major cancers. One function of pRb is to prevent excessive cell growth by inhibiting cell cycle progression until a cell is ready to divide.

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