Why are there so many different varieties of plants and animal breeds?

Each plant variety and animal breed has its own distinctive features that a person needs.
Yaytsenoskih chickens managed to be bred by the method of artificial selection. The chickens of these hens are born without incubation – in an artificial way. The chickens themselves can survive only if they are fed by humans.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.