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'.

Question: After the reaction of some xenobiotics with glutathione, the final product is formed:
Options: <1> Sulfanil urea. <2> Reduced glutathione <3> Oxidized glutathione. <4> Thiosulfate. <5> Mercapturic acid.
5

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.
4

Question: In toxicology, the probability of adverse effects, harmful to health, from exposure to a toxic agent is known as:
Options: <1> Danger. <2> Exposition. <3> Risk. <4> Answer. <5> Effect.
3