Keyword Analysis & Research: human eye rods and cones function

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
human eye rods and cones function	1.22	0.4	8168	78	33
human	0.36	0.6	8428	12	5
eye	0.39	0.4	5944	18	3
rods	1.92	0.1	9372	60	4
and	0.02	0.3	9022	49	3
cones	1.71	0.4	4467	92	5
function	0.97	0.1	2316	35	8

Keyword	CPC	PCC	Volume	Score
human eye rods and cones function	0.17	0.1	2959	72
human eye rods and cones	1.89	0.2	419	78
purpose of rods and cones in eye	1.88	0.5	9516	45
eye anatomy rods and cones	0.1	0.5	7989	53
rods and cones of eye	1.47	1	6329	88
eye rods and cones facts	0.38	0.8	1485	56
rods and cones function	0.08	0.9	5060	12
retina rods and cones functions	0.7	0.3	9133	83
number of rods and cones in human eye	1.79	0.1	7486	80
are there more rods or cones in the human eye	0.53	0.9	5622	63
how many cones and rods are in the human eye	1.68	0.4	4967	19