Instructions: Identify the Terms and Briefly State Their Historical Significance

question 64

Essay

Instructions: Identify the terms and briefly state their historical significance.
Mayan Long Count

---

Definitions:

Cell Junction

Structure that connects a cell directly to another cell or to extracellular matrix. See tight junction, adhering junction, gap junction, plasmodesma.

Extracellular Matrix

A complex network of proteins and other molecules outside cells, providing structural and biochemical support to surrounding cells.

Connective Tissue

Tissue type that supports, binds together, and protects tissues and organs of the body, made up of cells, fibers, and extracellular matrix.

Cardiac Muscle

Specialized muscle tissue found only in the heart, known for its endurance and ability to contract rhythmically without fatigue.