we are a teacher goryabelev, he said that all of us are all lightning from cancer, if we live to see have some genetic breakdowns that cells cause cells to go crazy. yes, and so, how all these undesirable effects from our point of view occur strongly depend on this genetic background, which is individual for the previous one for each of us. on the one hand, it is certainly individual, on the other hand. there are, some of it can be enlarged like that. if you want, where certain communities are created ethnos but in the most primitive concept, you know, there someone will look at the shape of the nose or something else they say, and i know who it is. why , but because most ethnic groups were formed in historical e, not very distant times, when some small group of people , possibly relatives, separated from a larger group of people. well, then it gave rise to such a large colony of a group of people of a tribe of people and so on. this means that within the ethnos, and people have a relatively greater number of common mutations of change. with each other than outside this ethnic group,