C 2. D 3. D 4. C 5. A 6. A 7. D 8. A 9. C 10. C

1. - BAI 22 DAP AN LY THUYET VA BAI TAP DAC TRUNG VE AMINO AXIT
BAI 22 DAP AN LY THUYET VA BAI TAP DAC TRUNG VE AMINO AXIT

1. C

2. D

3. D

4. C

5. A

6. A

7. D

8. A

9. C

10. C