Keyword Analysis & Research: main function of rods in eye

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
main function of rods in eye	0.36	0.2	7389	95	28
main	1.82	0.7	2683	96	4
function	0.27	0.7	9174	64	8
of	1.83	0.2	1480	2	2
rods	0.37	0.7	712	48	4
in	0.59	0.1	5390	8	2
eye	0.57	0.7	5406	15	3

Keyword	CPC	PCC	Volume	Score
main function of rods in eye	0.97	0.8	9176	14
what is the main function of rods in the eye	0.15	0.9	7652	87
what are rods in the eye	0.61	0.1	6391	95
what do rods in the retina do	1.71	0.7	2197	26
main function of rods in the eye	0.69	0.1	6748	51
what is the rods in the eye	0.72	0.7	5329	46
work of rods in eye	0.77	0.1	8206	50