What best describes the changes occurring to the Earth's surface over time? A. Mountains are gradually wearing down, but no new ones are formed.
B. New mountains are only formed under the ocean.
C. New mountains are being formed as old mountains are gradually worn away.
D. More mountains are gradually formed as the ocean recedes.

Fossils found in strata reveal that a) innate drive to complexity of life b) unused body parts decrease in size c) older strata carry fossils that differ greatly from living organisms d) geologic changes occur quickly on earth

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

One gene can influence trait(s). one trait can be determined by gene(s).