Low blood oxygen, known as hypoxemia, means that the level of oxygen in the blood has fallen below normal levels, due to one or more of many different causes. Under most circumstances, breathing room air, normal readings range from 95 to 100 percent.ow blood oxygen, known as hypoxemia, means that the level of oxygen in the blood has fallen below normal levels, due to one or more of many different causes. Under most circumstances, breathing room air, normal readings range from 95 to 100 percent.
Which biome is characterized by very low temperatures, little precipitation, and permafrost? Tundra, Which two biomes have the least amount of precipitation? Desert and tundra: A biome is identified by its particular set of abiotic factors and its ___. characteristic plant and animal communities Palm trees and shrubs around a small pool of water in the middle of a barren desert is an example of ____.
There are many variations though depending on the climate, vegetation, and location of them. Some of the popular terrestrial biomes include the tundra biome, the forest biome, the grassland biome, and the desert biome.Tundra biomes are extremely cold and have very harsh conditions. They include areas of Russian and the Arctic. Only a few types of plants and animals are able to survive here.here are many variations though depending on the climate, vegetation, and location of them. Some of the popular terrestrial biomes include the tundra biome, the forest biome, the grassland biome, and the desert biome.