A.V. Vartanov, E.A. Malyasova
I. Yu. Zherdev - Centre of experimental psychology, MCUPE; Institute of psychology, RAS, Moscow. E-mail: ivan866@mail.ru
G.S. Voronkov - Dr.Sc. (Biol.), Leading Research Scientist, Biological Faculty, М.V. Lomonosov\'s Moscow State University, Moscow. E-mail: av13675@yandex.ru