Chapter 4 - Introduction

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To fully appreciate this tutorial, you should be familiar with the concepts of:
• Eukaryotic cell
• Plasma membrane
• Cytosol
• Deoxyribonucleic acid (DNA)
• Ribonucleic acid (RNA)
• Membrane-bound organelles
• ADP and ATP

After this tutorial, you will be able to describe:
• Elemental composition of various cell structures
• Molecular composition of various cell structures
• Functions of various cell structures
• How various cell structures work together

How are cell structures chemically and fuctionally coordinated?

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The nucleus
The cell cytoplasm/endoplasmic reticulum
The Golgi complex
Other membrane-bound organelles
The cytoskeleton and cell surface
Summary

Cells can be described as chemical factories, which require organization and coordination. This tutorial will show you how cells are able to carry out life-sustaining functions using various cell structures.

To recognize and understand how a cell is structured and carries out life functions, it is necessary to know the chemical make-up of the cell and its structures. It is also important to see how the organelles function together.