Answer:
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I believe the answer is adaptation through evolution. Genetic diversity in populations such as bacteria, allow for new traits to be passed along during reproduction. For example, you use hand sanitizer on your hands. The hand sanitizer kills most of the germs, but a few survive and live to reproduce, passing on their immunity to certain chemicals found in the hand sanitizer. Hope this helps!
The rock will be 28 after two half lives
Acid Rain is the problem threatening many of Europe's (most specifically Germany's) forests, lakes, and rivers. Acid rain travels via the wind and the acid pollutants can travel through this said wind to multiple countries. It was a large problem in the 1970's and 80's.
Answer:
The widest part of the body is below the middle. The body of a paramecium is asymmetrical. It has a well-defined ventral or oral surface and has a convex aboral or dorsal body surface. Its whole body is covered with a flexible, thin and firm membrane called pellicles.
Explanation:
