Answer:
The ozone layer helps reduce the amount of UV rays that enter the atmosphere
Explanation:
Hope this helps you out
Answer:
Test the effect of ultraviolet radiation on bacteria growth
Answer:
Runoff is nothing more than water "running off" the land surface.
<h3>Explenation:</h3>
Just as the water you wash your car with runs off down the driveway as you work, the rain that Mother Nature covers the landscape with runs off downhill, too (due to gravity). Runoff is an important component of the natural water cycle.
Answer: All proteins contain carbon, hydrogen, oxygen, and nitrogen.
