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'.
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Question: Question: The tRNA-aminoacyl-transferases:
Options: <1> They link the amino acid to the ribosome. <2> They bind the amino acid to the anticodon of the tRNA. <3> They are RNA polymerases. <4> They guarantee the fidelity of the translation. <5> They are not important in the translation.

Answer: 4

Question: Question: Acetylsalicylic acid is a compound whose pKa is 3.5. What percentage of a dose of this product can be absorbed in the stomach fasting (pH 1.5)?
Options: <1> Less than 10% <2> Between 10% and 20%. <3> More than 90% <4> Between 20% and 40%. <5> 50%

Answer: 3

Question: Question: In the -oxidation of odd-chain fatty acids, what is the molecule that forms with the last three carbons to enter the citric acid cycle ?:
Options: <1> Propionyl-CoA. <2> Methylmalonyl-CoA. <3> Succinyl-CoA. <4> Succinate <5> Malate.

Answer:
3