#Question id: 1395
#SCPH28 | Zoology
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
#Question id: 72
#SCPH05 I Biotechnology
For the reaction catalyzed by the enzyme hexokinase: Glucose + ATP → glucose 6-phosphate + ADP the equilibrium constant, Keq, is 7.8 × 102. In living E. coli cells, [ATP] = 5 mM, [ADP] = 0.5 mM, [glucose] = 2 mM, and [glucose 6-phosphate] = 1 mM. Which of the following conclusions made on the basis of the above calculations is incorrect?
#Question id: 15220
#SCPH05 I Biotechnology
#Question id: 1764
#SCPH05 I Biotechnology
Which of the following is NOT a feature of germinal center B-cells?
#Question id: 289
#SCPH28 | Zoology
Which of the following statements describes a covalent bond between Carbon and Hydrogen: