The Equilibrium Model of Island Biogeography Explains Diversity on Islands

question 22

Multiple Choice

The equilibrium model of island biogeography explains diversity on islands as a balance between

• A) speciation and extinction.
• B) immigration and extinction.
• C) speciation and emigration.
• D) immigration and emigration.
• E) speciation and immigration.

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Definitions:

Immunoassay

A laboratory method that uses the antigen-antibody reaction to measure the presence or concentration of a substance.

Molecule

The smallest unit of a chemical compound that can exist; composed of two or more atoms held together by chemical bonds.

Covalent Bonds

A chemical bond formed by the sharing of electron pairs between atoms.

Electronegativity

A measure of the ability of an atom in a chemical compound to attract electrons towards itself.