What are the positive and negative effects of light on animals?

1 Answer
maxxal22
Sep 25, 2017

Vitamin D is produced under influence of sunlight, but the UV light can harm the cells

Explanation:

The UV light from the sun is harnessed in the skin to produce vitamin #D_3#. The UV light is harmful to the cells in the skin though. Too much exposure to the sun damages the DNA in the cells (sunburn), and might increase the risks of cancer.

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