Spatial Isolation

question 35

Multiple Choice

Spatial isolation:

• A)cuts off gene flow between groups
• B)allows reproductive isolating mechanisms to develop
• C)allows for the genetic reconstitution of the separated populations
• D)all of the above

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Definitions:

Lithification

The conversion of unconsolidated sediment or volcanic ash into a coherent, solid rock, involving processes such as compaction and cementation.

Sedimentary Layers

Layers of rock or soil with internally consistent characteristics that distinguish them from contiguous layers.

Erosion

The method through which natural forces like wind or water cause the erosion and movement of soil, rock, and other materials on the surface.

Contact Metamorphism

Metamorphism resulting from heat and pressure in rocks when they are invaded by magma.