The Vertebra That Lacks a Body and Helps Allow One

question 7

Multiple Choice

The vertebra that lacks a body and helps allow one to nod the head is the

• A) axis.
• B) atlas.
• C) vertebra prominens.
• D) coccyx.

---

Definitions:

Phosphorus Cycle

The cycle that explains how phosphorus circulates through the Earth's crust, water bodies, and ecosystems.

GIS

Geographic Information System, a framework for gathering, managing, and analyzing spatial and geographic data.

Ecologists

Scientists who study the relationships among living organisms and their interactions with their natural and built environments.