Which of these best describe a steppe?
a wide expanse of desert
a grassland with few trees
a cold region with tundra
a large evergreen forest

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 country is currently the most populated country in the world? a. india b. china c. mongolia d. indonesia

If a volcano’s magma is high in silica, the volcano will probably a. erupt quietly. b. remain dormant. c. erupt explosively. d. produce dark-colored lava.