'Genes of happiness and well being' in the context of search activity concept

The goal of this article is to discuss that the long allele of the serotonin transporter gene that was considered in some publications to be a gene of -happiness{norm of matrix} and -well-being{norm of matrix} is actually a gene that is responsible for the predisposition to the search activity that by itself contains positive emotional feelings. This statement is confirmed by the comparison of the results of different investigations and helps to solve many contradictions in psychobiology of emotional sensitivity, fear, depression, suicide attempts, of relationships between stressful conditions and well-being.