According to the principles of hydrology, what happens to the freezing point of water when you add salt and raise the water pressure?

Punctuated equilibrium verses gradualism have long been contested as ways in which species evolve. choose the best evidence for gradualism.

Match each organ or function with its body system. produces urine large intestine ureters mouth filters blood absorbs nutrients from food

Match each description to the appropriate biome. tropical savanna desert tropical rain forest taiga tundra has sparse vegetation and very cold temperatures located near the equator and contains trees that form dense canopy layers is very hot and dry, and has plants that need little water has cold winters, heavy snowfall and is dominated by conifers has warm temperatures and is dominated by grasses