How are fossil fuels formed?
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A. They are made of melted ice caps.
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B. They are grown on farms.
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C. They are made of decayed organisms.
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D. They are created by volcanoes.

What kind of seafood would you expect to have the highest levels of mercury and why? kelp, because they use the sun to photosynthesize on the bottom trophic level. oysters, because they filter feed on plankton on a lower trophic level. small fish, because they eat plankton on a higher trophic level. sharks, because they feed on organisms on a higher trophic level.

How does a gymnosperm prevent itself from pollinating the same tree

This connective tissue consists of large round densely packed cells with the nucleus pushed to one side.