| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| difference between rods and cones in retina | 0.36 | 0.8 | 6379 | 60 | 43 |
| difference | 1.16 | 0.6 | 6009 | 50 | 10 |
| between | 0.87 | 0.7 | 7629 | 69 | 7 |
| rods | 1.06 | 0.5 | 841 | 10 | 4 |
| and | 0.06 | 0.8 | 4158 | 70 | 3 |
| cones | 1.09 | 0.2 | 744 | 72 | 5 |
| in | 0.58 | 0.5 | 6076 | 11 | 2 |
| retina | 0.36 | 0.3 | 2556 | 88 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| difference between rods and cones in retina | 2 | 0.4 | 2846 | 93 |
| rods and cones in the retina | 0.7 | 0.2 | 6057 | 5 |
| difference between rods and cones eye | 0.53 | 0.8 | 2336 | 22 |
| does the retina contain rods and cones | 0.57 | 1 | 7918 | 1 |
| retina function and rods and cones | 1.57 | 0.6 | 5042 | 49 |
| rods vs cones in eye | 1.37 | 0.8 | 817 | 44 |
| retinal rods and cones | 1 | 0.6 | 7923 | 84 |
| distinguish between rods and cones | 0.61 | 0.7 | 475 | 49 |
| retina rods and cones functions | 0.26 | 0.5 | 4747 | 73 |
| cones vs rods in eyes | 0.4 | 0.4 | 4963 | 38 |
