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: 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: A plasmid contains necessarily: 
 Options:  <1> Genes of resistance to antibiotics. <2> Origin of replication. <3> Integrons <4> Genes of transfer by conjugation. <5> Transposons.
2

Question: In a Gram positive pathogen involved in pharyngitis and rheumatic fever: 
 Options:  <1> Staphylococcus aureus. <2> Micrococcus luteus. <3> Moraxella catarrhalis. <4> Haemophilus influenzae. <5> Streptococcus pyogenes.

5