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: African trypanosomes (T. Rhodesiense and T. Gambiense) are transmitted by insects of the genus: 
 Options:  <1> Glossina <2> Triatoma. <3> Panstrongylus. <4> Rhodnius. <5> Phlebotomus.
1

Question: The R-bands of human metaphase chromosomes: 
 Options:  <1> They contain DNA rich in AT pairs. <2> They have high gene density. <3> They contain poor DNA in GC pairs. <4> They replicate at the end of phase S. <5> They have low gene density.
2

Question: Glycogenin: 
 Options:  <1> It catalyzes the conversion of starch into glycogen. <2> It is the enzyme responsible for the formation of branches in glycogen. <3> It is the gene that codes for glycogen synthase. <4> It is the primer on which new chains of glycogen start. <5> Regulates glycogen synthesis.

4