A Single Species of Fish, the Three-Spined Spinyback, Once Inhabited

question 80

Multiple Choice

A single species of fish, the three-spined spinyback, once inhabited a large lake. At some point in the lake's history, lava flowed from a nearby volcano into the lake cutting it into three completely isolated mini-lakes. Despite the heat from the lava, a few individuals from the original population of spinyback survive in each mini-lake. Three million years later, a researcher finds that each mini-lake is inhabited by its own species of spinyback. Which of the following figures MOST closely reflects how the three species of spiny back are related to one another?

• A)tree M
• B)tree H
• C)tree K
• D)tree L

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Definitions:

Nonexistent Organization

An entity that is claimed or thought to exist but in reality does not.

Negotiable

Refers to something that can be discussed or altered, such as terms in a contract, or a financial instrument that can be transferred or sold.

Indorsement

A signature placed on an instrument for the purpose of transferring ownership rights in the instrument.

Statute of Limitations

A law that sets the maximum period one can wait before filing a lawsuit, depending on the type of case or claim.