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Ozone
Beginning of paper
(O3) is a molecule consisting of three oxygen atoms, similar to the oxygen
we breathe (O2), however oxygen consists of only two oxygen atoms. In the
stratosphere, a region high up in the upper atmosphere, light rays are
responsible for the breaking down of oxygen (O2), breathable oxygen into its two
separate oxygen atoms. Lone oxygen atoms are ....
Middle of paper
.... of animals. Increased UV-B radiation results in
harming the metabolic system of cells and ultimately damage to genetic material
present in effected cells. Living organisms on the surface of the earth have
always been exposed to some, and only slightly differing levels of UV-B
radiation depending of geographic location and season. Through evolut.... |
| Word count: 1858 |
Page count: 7 |
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