Oznaczenie próbki	Adenina (A) [%]	Guanina (G) [%]	Cytozyna (C) [%]	Tymina (T) [%]
1.	12	38	38	12
2.	27	23	23	27
3.	10	40	40	10

 

Obliczenia:

Próbka nr. 1: 

A = 12%

A = T = 12%

G = 38%

G = C = 38%

 

Próbka nr. 2:

G = 23%

G = C = 23%

T = 27%

T = A = 27%

 

Próbka nr. 3:

A = 10%

T = 10%

A + T = 20%

G + C = 100% - 20% = 80%

C = 80%/2

C = 40%

G = 40%