This is the world's coldest biome. it receives only 6-10 inches of precipitation p year and has a permanently frozen layer of earth called permafrost. the soil is nutrient-poor with very little vegetation.

Which statement correctly describes other ways in which nebulae and stars are different? a. a star always has a higher density than a nebula. b. stars can form inside a nebula but a nebula can never be produced by any star. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star. reset submit

In a leaf, dermal tissue a) stores food b) stores carbon dioxide c) releases oxygen into the air d) transports water from the roots

Which fossil organism in whale evolution do you think was the first to live mostly in water? explain your claim with evidence and reasoning?