When Studying the Control of the Annual Cycle of Reproduction

question 52

Multiple Choice

When studying the control of the annual cycle of reproduction in an aquatic mammal, which of the following questions would be considered mechanistic?

• A) Why did this particular annual cycle of reproduction come to be?
• B) What hormones control the annual cycle of reproduction?
• C) What other related animals possess this particular annual cycle of reproduction?
• D) Is there an advantage to having this particular annual cycle of reproduction?

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Definitions:

Hypertension

A medical condition characterized by persistently high blood pressure.

Aortic Aneurysm

A dangerous and abnormal bulge in the wall of the aorta, the largest artery in the body, which can lead to life-threatening bleeding if it ruptures.

Pericarditis

An inflammation of the pericardium, the thin sac-like membrane surrounding the heart, which can cause chest pain and other symptoms.

Hypotension

A medical condition characterized by blood pressure that is lower than normal, which can result in symptoms like dizziness or fainting.