The ocean has a three-part layered structure (surface mixed zone, transitional zone, and deep zone)at all latitudes.

Question

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The ocean's three-part layered structure (surface mixed zone, transitional zone, and deep zone) is not uniform at all latitudes due to variations in temperature, salinity, and light penetration, which affect the stratification and mixing of ocean waters differently in polar, temperate, and tropical regions.

The Ocean Has a Three-Part Layered Structure (Surface Mixed Zone