Biology, 14.01.2021 01:40 lillianbrowning10
The sun's radiation comes to Earth as many different wavelengths of electromagnetic energy. One form of energy is ultraviolet radiation. A person's overexposure to the Sun's ultraviolet radiation (UV rays) is the biggest risk factor for skin cancer. Some ultraviolet radiation is absorbed by the ozone layer, which is located in the Earth's atmosphere. This ozone layer provides a natural protection for living organism. STATE ONE REASON WHY ALL OF THE ULTRAVIOLET RADIATION COMING TOWARD EARTH DOES NOT REACH EARTH'S SURFACE.
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Biology, 22.06.2019 05:40
Why do we perceive objects as retaining their brightness under different lighting levels?
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Biology, 22.06.2019 13:10
Which of the following is likely not involved in this example of ecological succession? a) the rotting remains of plants add to the fertility of the soil. b)the soil becomes so fertile that eel grass is replaced by other plant species. c) the roots from plants stabilize the sediment, keeping it in place. d) the concentration of salt becomes so high that all plant life is destroyed.
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Biology, 22.06.2019 14:20
As scientists have investigated evolution from a variety of fields, they have found that some of darwin's orginal ideas were inaccurate or incomplete. t explanation provided by evolution was updated each time to reflect the new information they found. what does this suggest about the theory of evolution? it has become a stronger and clearer theory as new information is collected.
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The sun's radiation comes to Earth as many different wavelengths of electromagnetic energy. One form...
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