| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| structure of rod cell | 0.56 | 0.3 | 4832 | 96 | 21 |
| structure | 0.54 | 0.2 | 3998 | 42 | 9 |
| of | 1.49 | 0.8 | 8975 | 23 | 2 |
| rod | 0.41 | 0.5 | 3753 | 35 | 3 |
| cell | 1.24 | 0.3 | 4962 | 20 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| structure of rod cell | 1.15 | 0.8 | 6180 | 24 |
