After Large Seeds Became More Common, the Average Beak Size

question 24

Multiple Choice

After large seeds became more common, the average beak size of the medium ground finch increased in size over the course of a few years. This change was most likely a case of

• A) disruptive selection.
• B) directional selection.
• C) stabilizing selection.
• D) genetic drift.

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Definitions:

Mechanical Device

Any piece of machinery or tool that performs a task using moving parts powered in various ways, including manually, electrically, or through hydraulic means.

Finger

A digit on the hand, of which humans typically have five on each hand, used for manipulative and sensory purposes.

Pressure

The force per unit area applied on a surface or the feeling of stress or urgency induced by external or internal factors.

Parenteral Nutrition

Nutritional support provided intravenously, bypassing the usual process of eating and digestion.