| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| what is the backbone of a polypeptide chain | 1.15 | 0.2 | 472 | 81 | 43 |
| what | 1.77 | 0.7 | 2883 | 59 | 4 |
| is | 1.08 | 0.4 | 2140 | 36 | 2 |
| the | 1.68 | 1 | 240 | 30 | 3 |
| backbone | 0.52 | 0.1 | 4096 | 42 | 8 |
| of | 1.67 | 1 | 4515 | 58 | 2 |
| a | 0.34 | 0.7 | 5182 | 36 | 1 |
| polypeptide | 0.96 | 0.1 | 8550 | 2 | 11 |
| chain | 0.8 | 0.1 | 6360 | 61 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what is the backbone of a polypeptide chain | 1.47 | 0.6 | 4209 | 23 |
