Keyword Analysis & Research: are there 20 or 22 amino acids

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
are there 20 or 22 amino acids	0.97	0.6	6559	35	30
are	0.45	0.2	8084	7	3
there	0.54	0.9	8665	66	5
20	0.88	0.1	6564	46	2
or	0.74	0.1	9250	64	2
22	0.89	0.5	3026	5	2
amino	1.24	0.2	8953	51	5
acids	0.03	0.9	7402	62	5

Keyword	CPC	PCC	Volume	Score
are there 20 or 22 amino acids	0.8	0.4	7840	16