In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.

[EX Q]: Question: In an evaluation the redox indicator In (ox) + ne-  In (network) is used, whose normal potential is E0. The color change will occur: 
 Options:  <1> To the potential of the equivalence point. <2> To the value of E0. <3> In the interval E0  0.059 / n. <4> In the interval E0 (ox) - E0 (network) if it is evaluated with a reducer. <5> At the potential of 0.059 / n.
[EX A]: 3

[EX Q]: Question: The determination of cyanide by the Liebig method is based on the addition of a silver nitrate standard solution: 
 Options:  <1> Until complete precipitation of silver cyanide. <2> Until the precipitation of silver cyanide begins. <3> Until the appearance of a red precipitate of silver chromate. <4> Until the AgCN complex is quantitatively formed. <5> Until the precipitation of silver iodide, yellow.
[EX A]: 2

[EX Q]: Question: Which of the following actions does insulin exert on liver tissue? 
 Options:  <1> It inhibits the uptake of glucose. <2> Activates lipolysis. <3> Inhibits the synthesis of fatty acids. <4> Activates glycogen synthesis. <5> Activates glycogenolysis.
[EX A]:
4