| Hint | Answer | % Correct |
|---|---|---|
| carboxyl | 2 | 100%
|
| carboxyl in proteins | 3 | 100%
|
| Aspartic and glutamic | 4 | 83%
|
| histidine | 6 | 83%
|
| amino in proteins | 8 | 83%
|
| serine and threonine | 13 | 50%
|
| lysine and tyrosine | 10.5 | 33%
|
| arginine | 12.5 | 17%
|
| cysteine | 8.5 | 17%
|
| amino | 9.5 | 17%
|