A Single Seed Lands on One of a Group of Isolated

question 44

Multiple Choice

A single seed lands on one of a group of isolated islands. Several million years later, its descendants have evolved into a number of new species on the different islands, representing a variety of trees, shrubs, and vines. What is this an example of at that point in time?

• A)adaptive radiation
• B)punctuated equilibrium
• C)genetic drift
• D)microevolution

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Definitions:

Pulmonary Artery

A major blood vessel that carries deoxygenated blood from the right side of the heart to the lungs for oxygenation.

Coronary Artery

Refers to the arteries that supply blood to the heart muscle itself.

Chemical Receptors

Specialized cells or proteins that bind to specific chemicals and trigger a response in the body or cell.

Inspiration

The process of taking air into the lungs, a critical component of respiration.