1. which biome is characterized by very low temperatures, little precipitation, and permafrost?
2.what factor explains why tundra biomes remain cold year-round but taiga biomes have alternating warm and cold seasons?
3.what factors explain the difference in biodiversity between the tundra and the tropical rain forest?

Which of the following human activities resulted in the growth of the north american deer population?

Membrane vesicles containing an internal sodium chloride (nacl) concentration of 0.14 m are placed into separate beakers each containing a different solution. the first beaker contains 0.14 m sucrose, while the second beaker contains 0.14 m calcium chloride (cacl2). the temperature is 25°c. what is the solute potential inside the vesicles, expressed in units of mpa?

What is it called when lava when it erupts from the surface through volcanoes.