What does ethically produced mean? Does this phrase apply to sweatshops

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

Where is the world’s shortest commercial runway?

In the following diagram, four different index fossils are labeled: which of the labeled fossils comes from the oldest organism? a b c d