A Population of Earthworms Lives on an Island in the Middle

question 23

Multiple Choice

A population of earthworms lives on an island in the middle of a river. Damming of the river causes flooding on the island, and only the highest points remain above water, creating several smaller islands with
Now- separate earthworm populations on them. The earthworms cannot swim. Which of the following best describes this event?

• A) The earthworms have undergone speciation by sympatry.
• B) The earthworm populations will still have gene flow between them.
• C) The earthworm populations have been isolated by vicariance.
• D) The earthworms have undergone speciation by allopatry.
• E) The earthworm populations have been isolated by dispersal.

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Definitions:

Relapse Prevention

Strategies and techniques aimed at preventing a return to undesirable behavior or conditions, especially within healthcare and mental health contexts.

Self-Management

The ability to regulate one’s behavior, emotions, and thoughts in a way that is productive and conducive to achieving personal goals.

Upward Feedback

A process where employees provide feedback on their supervisor's performance, leadership style, and management practices.

Low-Risk Situations

Scenarios or environments where there is minimal chance of failure, harm, or loss, often used for training or practicing new skills.