All interactions between the atmosphere and geosphere involve
a. soil and living things
b. water and living things
c. soil and gases or particles in air
d. gases or particles in air and water

Nitrofurantoin used during the fifth week of pregnancy places the neonate at risk for which condition?

Which would be an adaptation in a rainforest, but not in a tundra? a. ability to store water for a long time b. fur that blends in with snow c. strong claws for killing prey d. a beak that can dig into thick trees

What must be true for natural selection to heppen