The Causes of the Current (Sixth)mass Extinction Include All of the Following

question 5

Multiple Choice

The causes of the current (sixth) mass extinction include all of the following EXCEPT ________________.

• A)earthquakes,tsunamis,and forest fires
• B)habitat alteration and destruction
• C)invasive exotic species
• D)global climate change
• E)pollution from pesticides,eutrophication,and other causes

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Definitions:

Transport Protein

Protein that moves specific ions or molecules across a cell membrane.

Solute

A dissolved substance.

Phagocytosis

“Cell eating”; type of receptor-mediated endocytosis in which a cell engulfs a large solid particle such as another cell.

White Blood Cells

Cells of the immune system that are involved in protecting the body against both infectious disease and foreign invaders.