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'.

[Q]: Question: The differential modification of RNA: 
 Options:  <1> It can result in multiple products from one gene. <2> It occurs thanks to the transcription bubble. <3> It is catalyzed by RNA polymerase I. <4> It is catalyzed by RNA polymerase II. <5> It is catalyzed by RNA polymerase III.
[A]: 1


[Q]: Question: It has a recessive inheritance linked to the X chromosome the: 
 Options:  <1> Acatalasemia <2> Hemophilia A. <3> Rett syndrome. <4> Cystic fibrosis, <5> Hypophosphatemia
[A]: 2


[Q]: Question: Hyperoxia or oxygen toxicity can cause signs and symptoms such as: 
 Options:  <1> Substernal pain <2> Paresthesias of the extremities. <3> Fatigue and general malaise. <4> Dyspnea and progressive respiratory distress. <5> All are true.
[A]:
5