In what order do the major ecosystems of russia lie in bands that stretch the nation from north to south?

The appropriate response is tundra, taiga, steppes. Tundra is a sort of biome where the tree development is obstructed by low temperatures and short developing seasons. The term tundra comes through Russian тундра from the Kildin Sami word tūndâr "uplands", "treeless mountain tract"

It is evolution, because we all have some of the same traits like eye color or shape or ears.

It makes up an community