What biome is characterized by very low temperatures, little precipitation, and permafrost a. desert b. temperate forest c. tundra d. tropical rain forest

Which of the following does not describe a physical property of iron? a iron is silvery-white or gray in color. b iron has a boiling point of about 3,000°c. c iron is a magnetic element . d iron and sulfur react to form iron sulfide.

Compare and contrast region e in the illustration above with region d. describe the physical characteristics of each region.

Penelope studies how the structure and function of the nervous system is related to behavior. she is a psychologist