Tundra Biome: Extensive treeless plain across northern Europe, Asia, and North American between the taiga to the south and the permanent ice to the north. Much of the soil remains frozen in permafrost, and grasses and other vegetation support herds of large grazing mammals.

 

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Tundra Biome: Extensive treeless plain across northern Europe, Asia, and North American between the taiga to the south and the permanent ice to the north. Much of the soil remains frozen in permafrost, an . . . View Full Definition

Taiga Biome: The region of coniferous forest extending across much of northern Europe, Asia, and North America; characterized by long, cold winters and short, cool summers and by acidic, thin soils.

Temperate Forest Biome: Extends across regions of the northern hemisphere with abundant rainfall and long growing seasons. Deciduous, broad-leaved trees are the dominant plants.

Tropical Rain Forest Biome: The most complex and diverse biome; found near the equator in South America and Africa; characterized by thin soils, heavy rainfall, and little fiuctuation in temperature.

Marine Biome: The aquatic biome consisting of waters containing 3.5% salt on average; includes the oceans and covers more than 70% of the Earths surface; divided into benthic and pelagic zones.

Grasslands Biome: Occurs in temperate and tropical regions with reduced rainfall or prolonged dry seasons; characterized by deep, rich soil, an absence of trees, and large herds of grazing animals.

Biomechanics: The study of the mechanics of a part or function of a living body

Biomedical Testing: Testing of persons to find out whether a change in a body function might have occurred because of exposure to a hazardous substance.

Desert Biome: Characterized by dry conditions and plants and animals that have adapted to those conditions; found in areas where local or global influences block rainfall.

Freshwater Biome: The aquatic biome consisting of water containing fewer salts than the waters in the marine biome; divided into two zones: running waters (rivers, streams) and standing waters (lakes, ponds).