If you know that you are not pregnant, how long is too long before you should be alarmed if you don't have your period? What could be the possible reasons for a delayed period?
WEATHER: The tundra is the coldest and the driest of all the biomes on Earth. There is very little rainfall in the tundra; it rains less than ten inches a year. Winters here are long, and summers short, sometimes they last for only 6 - 10 weeks. In the winter the temperature can reach -50Â°F (-45.5Â°C).
All of us are a different part of the food chain. The tundra biome is the coldest in the world and is barely livable for most life forms. ,Even though plants and animals still live there it proves that there are many different kinds of symbiotic relationships seen in this area.A symbovesiotic relationship is where two organisms are involved.ll of us are a different part of the food chain. The tundra biome is the coldest in the world and is barely livable for most life forms. ,Even though plants and animals still live there it proves that there are many different kinds of symbiotic relationships seen in this area.