Penguins, Seals, and Tuna Have Body Forms That Permit Rapid

question 26

Multiple Choice

Penguins, seals, and tuna have body forms that permit rapid swimming, because

• A) all share a common ancestor at some point in the past.
• B) all of their bodies have been compressed since birth by intensive underwater pressures.
• C) flying, pregnancy, and gill-breathing all require similar adaptations in form.
• D) the shape is a convergent evolutionary solution to the need to reduce drag while swimming.
• E) this is the only shape that will allow them to maintain a constant body temperature in water.

---

Definitions:

Major Life Stressors

Significant events or changes in one's life that require a considerable adjustment, potentially causing stress or impact on mental and physical health.

Fight-or-Flight Response

A physiological reaction that occurs in response to a perceived harmful event, attack, or threat to survival, initiating the body's acute stress response.

Tend-and-Befriend Response

A behavior in response to stress involving seeking social affiliation and nurturing activities, more commonly observed in females.

Stressor

A situation, event, or stimulus that causes stress, potentially triggering a physical or psychological response.