| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| what is the meaning of concentration gradient | 0.38 | 0.8 | 9041 | 80 | 45 |
| what | 0.37 | 0.8 | 628 | 6 | 4 |
| is | 0.88 | 0.4 | 1161 | 100 | 2 |
| the | 1.53 | 0.3 | 8146 | 24 | 3 |
| meaning | 1.74 | 0.5 | 1599 | 30 | 7 |
| of | 0.07 | 1 | 4205 | 12 | 2 |
| concentration | 0.49 | 0.8 | 3255 | 53 | 13 |
| gradient | 0.7 | 1 | 7006 | 53 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what is the meaning of concentration gradient | 0.45 | 0.5 | 823 | 43 |
