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'.

[Q]: Question: In eukaryotes, group II introns are in genes:
Options: <1> Of rRNA. <2> From tRNA. <3> They encode proteins in the nucleus. <4> They encode proteins in mitochondria. <5> None is correct.
[A]: 4

[Q]: Question: It allows to compare proportions of two independent samples the statistical test:
Options: <1> From McNemar. <2> Of Snedecor. <3> Of the median. <4> Exact Fisher. <5> U of Mann-Whitney.
[A]: 4

[Q]: Question: A spontaneous process is characterized because:
Options: <1> In isolated systems the entropy decreases (S <0). <2> At constant pressure and temperature, the Gibbs energy decreases (G <0). <3> At constant pressure and temperature, the Helmholtz energy decreases (A <0). <4> At constant volume and temperature, the Gibbs energy increases (G> 0). <5> It is reversible.
[A]:
2