instruction:
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:
Question: The BRCA-1 gene mutation is associated with a high risk of:
Options: <1> Acute myocardial infarction. <2> Breast cancer <3> Alzheimer disease. <4> Parkinson's disease <5> Tay-Sach disease.
answer:
2

question:
Question: The folded sheet :
Options: <1> It is formed by a single polypetide chain. <2> It presents a distance between adjacent amino acids of approximately 4 angstroms. <3> It is formed by the union of two or more strands by hydrogen bonds. <4> Presents the side chains of contiguous amino acids pointing to the same side. <5> They are of two types: parallel, where the chains of the sheet go in a different direction and antiparallel, where they go in the same direction.
answer:
3

question:
Question: The most important proteoglycan in hyaline cartilage is:
Options: <1> Agrecano <2> Chondroitin sulfate 4. <3> Heparin. <4> Versicano <5> Dermatan sulfate.
answer:
1