The climate of the united states can be best described as. a. mostly arid b. mostly tundra c. mostly temperature d. mostly tropical

Needed fast 15 points the process of natural selection favors certain characteristics in organisms, while it selects against other characteristics. what would happen if there was zero variation between all of the organisms on earth? a.organisms would evolve to increase variety b.natural selection would operate faster c.less food would be available d.evolution through natural selection would not occur

Which statements are accurate about snow flakes

Amountain is larger than a hill, with steep sides true or false