When electric current flows through the metal filament of a light bulbs, electrical energy is converted to

humans can cause extinction of a species through overharvesting, pollution, habitat destruction, introduction of invasive species (such as new predators and food competitors), overhunting, and other influences. explosive, unsustainable human population growth is an essential cause of the extinction crisis.

explanation:

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the three components of a nucleotide are the nitrogenous base, the phosphate group and the five-carbon sugar.