| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| rods and cones in retina | 1.87 | 0.9 | 1675 | 2 |
| retina cones vs rods | 0.2 | 0.8 | 3567 | 22 |
| rods vs cones in eye | 0.42 | 0.6 | 3605 | 42 |
| does the retina have rods and cones | 0.4 | 0.5 | 2303 | 95 |
| cones vs rods in eyes | 1.7 | 0.5 | 4408 | 55 |
| retina function and rods and cones | 1.31 | 0.5 | 7448 | 85 |
| retina rods and cones functions | 1.8 | 0.8 | 103 | 16 |
| difference between rods and cones eye | 1.17 | 0.8 | 8097 | 38 |
| retina cones and rods | 0.23 | 0.2 | 6211 | 33 |
| retinal cones and rods | 1.04 | 0.2 | 4817 | 8 |
| are rods and cones in the retina | 1.44 | 0.1 | 1878 | 24 |
| distribution of rods and cones in the retina | 1.48 | 0.1 | 8522 | 63 |
| how do rods differ from cones in the retina | 0.88 | 0.3 | 5774 | 89 |
| does the retina contain rods and cones | 1.7 | 0.3 | 2424 | 71 |
