Keyword Analysis & Research: what is the main function of the rods in eyes

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what is the main function of the rods in eyes	0.81	0.6	7808	86	45
what	1.38	0.9	9813	91	4
is	0.97	0.8	2448	24	2
the	0.34	1	9447	62	3
main	1.88	0.5	6075	84	4
function	0.57	1	4792	74	8
of	1.55	0.1	7957	16	2
the	1.59	0.8	3521	8	3
rods	0.63	0.1	8314	50	4
in	0.06	0.3	4923	98	2
eyes	0.67	0.4	9005	68	4

Keyword	CPC	PCC	Volume	Score
what is the rods in the eye	1.52	0.6	391	83
work of rods in eye	0.63	0.1	6636	90
rods and cones in the eye	0.52	0.2	6309	21
rods in the eye	0.28	0.2	5009	10
what do rods do in the eye	1.84	0.4	5790	74
what are rods in the eye	1.36	0.9	5354	98
rods definition eye	1.46	0.7	2747	94
rods vs cones eye	1.55	0.7	9473	96
rods in eyes	0.32	0.6	1752	84
rods in eyes function	0.74	0.6	6143	2
rods in eyes color	0.71	0.3	1420	25
rods in eye diagram	1.54	0.3	4333	23
rods in eye are sensitive to what	1.75	0.8	8231	22