| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| which photoreceptor cells are more numerous | 0.4 | 1 | 67 | 20 | 43 |
| which | 1.89 | 0.2 | 2347 | 20 | 5 |
| photoreceptor | 1.73 | 0.2 | 6308 | 37 | 13 |
| cells | 0.96 | 0.5 | 7637 | 36 | 5 |
| are | 1.62 | 0.7 | 2232 | 97 | 3 |
| more | 0.27 | 0.8 | 6944 | 85 | 4 |
| numerous | 0.89 | 1 | 4473 | 44 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| which photoreceptor cells are more numerous | 0.15 | 1 | 1983 | 93 |
| what are photoreceptor cells | 0.34 | 0.3 | 7590 | 4 |
| the photoreceptor cells are located | 0.64 | 0.3 | 1298 | 52 |
| the photoreceptor cells for vision are | 0.47 | 0.8 | 160 | 96 |
| the photoreceptor cells in the retina are | 1.13 | 0.2 | 4127 | 51 |
| which photoreceptors are producing the image | 1.02 | 0.4 | 8724 | 33 |
| two types of photoreceptors are | 0.03 | 0.3 | 6911 | 95 |
| contains millions of photoreceptors | 1.92 | 0.6 | 5993 | 37 |
| photoreceptor cells in eye | 0.31 | 1 | 7680 | 1 |
| which type of photoreceptor is shorter | 1.86 | 0.4 | 8290 | 43 |
| photoreceptors are mostly densely packed in | 1.87 | 0.1 | 7896 | 28 |
| what are the 2 types of photoreceptors | 0.46 | 1 | 97 | 57 |
| two kinds of photoreceptors | 1.33 | 0.1 | 9726 | 62 |
| how many photoreceptors are in the retina | 1.39 | 0.8 | 1041 | 11 |
| contains all of the photoreceptors | 0.37 | 0.1 | 3216 | 71 |
| how many photoreceptors do humans have | 1.42 | 0.3 | 6725 | 54 |
