Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
function of rods in eye | 0.07 | 0.4 | 9030 | 33 |
what do rods in the eye do | 0.03 | 0.7 | 2273 | 25 |
work of rods in eye | 0.97 | 0.3 | 7907 | 51 |
what do rods in the retina do | 0.92 | 0.1 | 8460 | 98 |
function of rods in the retina | 0.47 | 0.3 | 1571 | 6 |
function of rods and cones in eye | 1.49 | 0.2 | 948 | 90 |
rods in eyes function | 1.98 | 0.4 | 9706 | 10 |