CH 3 – C | H – CH 2 – C | H – COOHM= 131 CH 3 NH 2

AMIN AMINOAXIT PROTEIN TOM TAT LY THUYET BAI TAP DAP AN BAI TAP TU GIAI

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Đáp án tham khảo

4/ CH 3 – C _| H – CH 2 – C _| H – COOH

M= 131

CH 3 NH 2