| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| number of rods in human eye | 0.69 | 0.6 | 6246 | 63 |
| number of rods and cones in human eye | 0.36 | 0.4 | 8126 | 14 |
| number of rod cells in human eye | 0.03 | 0.1 | 668 | 97 |
| how many rods does each eye contain | 1.06 | 1 | 7794 | 56 |
| rods in human eye | 1.25 | 0.8 | 3810 | 85 |
| how many rods in retina | 0.02 | 0.8 | 9671 | 10 |
| how many rods and cones in eyes | 0.68 | 0.1 | 8958 | 37 |
| rods and cones in human eye | 1.77 | 0.4 | 8679 | 87 |
| where are rods found in the eye | 1.55 | 0.4 | 6955 | 14 |
| number of cones in human eye | 0.68 | 0.1 | 2337 | 9 |
| number of rods in the eye | 0.96 | 0.1 | 3829 | 100 |
| how many rods in the human eye | 0.15 | 0.9 | 6146 | 95 |
| number of rods and cones | 1.2 | 1 | 4453 | 58 |
| eye rods and cones facts | 1.33 | 0.1 | 2983 | 90 |
| rods and cones of eye | 0.05 | 0.6 | 4392 | 2 |
| eye anatomy rods and cones | 1.01 | 0.2 | 7513 | 56 |
| how many cones in the human eye | 0.25 | 0.7 | 83 | 64 |
| how many rods are in the eye | 0.38 | 0.8 | 651 | 8 |
