What is the relationship between the location of UV radiation intensity and the historic location of people with different skin colors?

What is point source pollution of an aquatic ecosystem? a) pollution of freshwater sources b) pollution from many sources that combine into one c) pollution that occurs over a wide area; water that runs off from fields, parking lots, and other land surfaces d) pollution that can easily be identified with a single discharge source, such as an open pipe which drains into a body of water

The bacteria in the human gut feeds on the food we eat and us break it down for better digestion. what does this exemplify? (a) predator-prey cycle (b) parasitism (c) mutualism (d) a disrupted food chain

Reviewing natural selectionhtquick checkmatch each scenario with the correct component of natural selection.on average, sea turtles lay about 110 eggs in a clutch. however, only a fraction of thebaby turtles make it to the ocean. then, an even smaller number have offspring of their own." while all zebras have stripes, no two zebras share the same stripe pattern.a lemur species called aye-ayes have very long, thin middle fingers that allow them toreach into holes in trees and dig out bugs to eat.done7intro