Avariety of different mechanisms in nature create diversity in organism populations. the tundra found in the northernmost parts of the planet is the world’s youngest biome. the tundra is home to a variety of plants and animals. organisms that can be found in the tundra include shrubs, mosses, caribou, polar bears, and wolves. which mechanism do the different organism populations found across the tundra exemplify?

The correct answer is species diversity.

Explanation:

The diversity of organisms found in the Tundra region is quite high. Various diverse species containing different organisms are found in these regions that make them a miscellaneous region on the planet Earth. The mechanism or the phenomenon accountable for these diverse populations is the species diversity.  

Species diversity can be illustrated as the entire sum of species found in a given community. Hence, the correct answer is species diversity.  

the most speciallized is b. grizzly bear

there's no big difference.

explanation:

the only little different between a rabbit and bunny is just that bunnies are much smaller than rabbits. bunnies are basically baby rabbits.