The way in which traits are passed from one generation to the next-and sometimes skip generations-was first explained by Gregor Mendel. By experimenting with pea plant breeding, Mendel developed three principles of inheritance that described the transmission of genetic traits, before anyone knew genes existed.
1. Steppe. Much of the region of Central Asia is covered by a semi-arid, treeless, mostly flat land known as the Steppe or Steppes. Part is in Europe by the Ukraine, but most is in Asia extending to eastern Mongolia. 1  Steppe Tribes.
Quick Answer. A physical region is a part of the world that is defined as having a similar grouping of characteristics in terms of flora, fauna or distinguishing characteristics. Every country is broken up into smaller physical regions that are specific to those areas. A physical region is also referred to as a natural region.