Keyword Analysis & Research: why did kary mullis create pcr

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
why did kary mullis create pcr	0.88	0.5	139	96	30
why	1.51	0.1	8696	9	3
did	1.04	0.6	8953	1	3
kary	1.37	0.6	4519	83	4
mullis	1.38	0.4	4973	37	6
create	0.42	0.5	642	95	6
pcr	1.89	0.4	4911	53	3

Keyword	CPC	PCC	Volume	Score
why did kary mullis create pcr	1.37	0.1	4779	81