TG EAMCET 4 May 2025 Shift 2 Paper

The characteristic feature of given amino acids are
Ser HO−CH2−
Cys HS−CH2−
Lys H2N−(CH2)4−
Thr H3C−CHOH−Tyr ‌‌(p)HO−C6H4−CH2−Thus X and Y respectively are Tyr and Gln as they contain phenolic hydroxy group and amide group respectively.