During the past 30 years, sunspots have been a major factor in the observed rise in average global temperature.

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

Eastern europe’s population growth can be attributed to these factors. select all that apply migration

Which of the following statements about wearher along mountain ranges is correct