Explain what results when oceanic crust collides with the edge of a continent

The oceanic plate is denser, so it undergoes subduction. This means that the oceanic plate sinks beneath the continent. Subduction of an oceanic plate beneath a continental plate forms a line of volcanoes known as a continental arc and causes earthquakes.

Explanation:

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a characteristic is a deep cut in the earth or left over rock aka till.  

answer they showed that organic molecules such as amino acids could be produced from inoragnic molecules;