Intro | Cytoplasm | Endoplasmic Reticulum | Golgi Complex | Microtubules | Mitochondria | Nucleus | Plasma Membrane | Ribosomes

Part 1: Image-Mapped Tutorial
Part 2: Matching Self-Test
Part 3: Multiple-Choice Self-Test

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The clear viscous fluid within a neuron is called Cytoplasm. It composes the bulk of cellular material, and provides a suspension medium for organelles and free-floating molecules.