Table 9 The set of evolutionarily close species based on mean quantitative value and largest cluster center of the discussed parameters. Pu-Purine.

FD

{Human, Mouse} and {Gorilla, Chimpanzee, Rat}

{Human, Gorilla} and {Chimpanzee, Mouse, Rat}

HE

{Human, Gorilla, Chimpanzee}

{Human, Chimpanzee, Mouse} and {Gorilla, Rat}

HD

{Gorilla, Chimpanzee}

{Human, Chimpanzee, Rat}

Density of Pu

{Human, Chimpanzee}

{Human, Mouse} and {Gorilla, Chimpanzee}

SE

{Human, Mouse} and {Gorilla, Chimpanzee, Rat}

{Human, Gorilla, Chimpanzee, Mouse, Rat}