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: Acetylation of histones affects transcription: 
 Options:  <1> Blocking the incorporation of other components of the transcription machinery. <2> Preventing the remodeling of chromatin. <3> Facilitating the action of helicases. <4> Decreasing sensitivity to nuclear receptors. <5> Reducing the affinity of histones for DNA.
5

Question: The ribosomal subunits are formed in the: 
 Options:  <1> Nucleoplasm. <2> Nucleolus <3> Nuclear sheet. <4> Nuclear pore. <5> Cytoplasm.
2

Question: To diagnose a situation of cardiorespiratory arrest, the correct sequence of assessment according to the recommendations of the Guide 2010 of the Spanish Council of Cardiopulmonary Resuscitation consists of: 
 Options:  <1> Check unconsciousness, check signs of life or presence of pulse, check if you breathe and open the airway. <2> Check unconsciousness, alert, open the airway and check if it breathes. <3> Check pulse, alert, open the airway, check unconsciousness, check if you breathe. <4> Open the airway, check unconsciousness, check for pulse or signs of life (cough, movement) and check if you breathe. <5> Open the airway, alert, check if you breathe, check presence of pulse or signs of life and check unconsciousness.

2