The Most Anterior Ridge of the Sacrum Is the

question 108

Multiple Choice

The most anterior ridge of the sacrum is the

• A) sacral hiatus.
• B) third dorsal sacral foramen.
• C) sacral promontory.
• D) median sacral crest.

---

Definitions:

Hamilton's Rule

A principle of kin selection that predicts when natural selection will favor altruistic acts among related individuals, based on the cost to the altruist, the benefit to the recipient, and the degree of relatedness.

Adaptive

Relating to or characterized by adaptation; capable of adjusting to new conditions for survival advantage.

Alarm-Calling

A behavior in animals where individuals produce vocalizations to warn conspecifics of potential danger.

George C. Williams

A prominent evolutionary biologist known for his work on natural selection, adaptation, and the cost of reproduction.