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#Question id: 1395


Which of the following mutations would promote malignancy in cells whose proliferation is inhibited by TGFβ?

a. overexpression of Smad2               

b. loss of Smad 4

c. overexpression of TGFβ receptor I

d. loss of TGFβ receptor II

#4. Cell Communication and Cell Signaling
  1. a & b   

  2. a and c   

  3. b and d  

  4. c and d


Answer:- Option(s): 3


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