This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
Poly(A) tail translates into (i.e. on translation give rise to): 
Select and explain. 
A. Polyproline, B. Polylysine, C. Polyalanine, D. Polyglycine
B: Polylysine
Answer: B: Polylysine 
Explanation: B i.e. PolylysineCodonAAAGGGCCCTTT/ UUUTranslation productLysinQGlycineProlinePhenylalanine