The Manhattan project produced the first

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

What is the theme of "the story of the fisherman"?

Describe the four major spheres of the earth system; identify the parts of the earth they each represent. explain what is meant by the "earth system."