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a layer of ozone gas which occurs naturally in the upper atmosphere, and protects life by absorbing harmful ultraviolet radiation.
remove starch from the leaves of a plant by preventing photosynthesis from occurring (for a few...
an infectious disease that is widespread in tropical and subtropical parts of the world and is...
the form in which excess glucose is stored in the liver and muscles of mammals.
a process of asexual reproduction in which one cell splits into two cells