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: How many palindromic sequences exist on the human Y chromosome that allow Y-Y recombination ?:
Options: <1> 8 <2> 6 <3> Four. <4> 10 <5> 12
1

Question: In the receptor-mediated endocytosis intervenes:
Options: <1> Only the clathrin. <2> Only the adaptin. <3> Adaptine and clathrin. <4> Chaperones <5> Only the proteins of the membrane.
3

Question: Regarding substance abuse by the adolescent, point out the correct answer:
Options: <1> It is usually an individual consumption which indicates a better prognosis. <2> The onset of abuse in adolescence has not shown an increased risk of becoming addicted. <3> It is independent of the risk of HIV infection. <4> The most popular drug among teenagers is cannabis. <5> It should be considered in adolescents who come to the emergency with a crisis.
5