How is the non-breeding of species achieved in nature?

1. Geographic isolation – different species do not occur.
2.Ecological isolation – different terms of reference.
3. Reproductive isolation – different species, different genetic makeup.



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.