Which characteristic of life distinguishes a fire and a flowering plant? a. use of energy b. movement c. growth d. defined boundary

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

Arid and semiarid subcategories are part of which climate

What is a small water source like a stream or brook?