Which of the Following Statements About Species, as Defined by the Biological

question 22

Multiple Choice

Which of the following statements about species, as defined by the biological species concept, is (are) correct?
I.Biological species are defined by reproductive isolation.
II.Biological species are the model used for grouping extinct forms of life.
III.The biological species is the largest unit of population in which successful interbreeding is possible.

• A) I and II
• B) I and III
• C) II and III
• D) I, II, and III

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Definitions:

Full Employment

A situation in an economy where all available labor resources are being used in the most efficient way possible, with minimal unemployment.

Positive Statement

A factual claim about how the world actually works, verifiable by observation or scientific evidence, as opposed to normative statements which involve values and judgements.

Humidity Level

The amount of water vapor present in the air, expressed as a percentage of the amount needed for saturation at the same temperature.

Temperature

A measure of the average kinetic energy of the particles in a substance, indicating how hot or cold the substance is.