Other
University of Cincinnati: Cells and Organelles
An in-depth discussion of the different parts of eukaryotic and prokaryotic cells as well as a thorough explanation of organelles within the cell. The text is better suited to high school and middle school. However, there is a picture of...
Sophia Learning
Sophia: Cytoskeleton
A brief, narrated lesson discussing the structure and function of the cytoskeleton inside a cell. [24 secs]
Khan Academy
Khan Academy: The Cytoskeleton
There are three types of protein fibers in the cytoskeleton: microfilaments, intermediate filaments, and microtubules. This resource examines each type of filament, as well as some specialized structures: flagella, cilia, and centrosomes.
Khan Academy
Khan Academy: The Extracellular Matrix and Cell Wall
Article examines the external structures of the extracellular matrix and the cell wall and looks at the role they play in different cell types.
Massachusetts Institute of Technology
Mit: Open Course Ware: Courses: Biology: Cell Biology
College-level course highlighting the biology of cells of higher organisms. Course topics include cellular membranes and organelles; cell growth and oncogenic transformation; transport, receptors, and cell signaling; the cytoskeleton,...
Khan Academy
Khan Academy: Cytoskeleton Questions
Practice for the MCAT with these questions about Cytoskeleton.
Other
Teachers First: Cell Parts Activity
Teacher lesson plan on cell organelles description and function using advertising.
Estrella Mountain Community College
Estrella Mountain Community College: Cell Organization
Description of organelles. Links will take you to a glossary with pictures for many of the definitions. Ends with a quiz linked to answers.
University of Arizona
University of Arizona: Cytoskeleton Tutorial
In this interactive tutorial you will discover that the cytoskeleton is both a muscle and a skeleton, and is responsible for cell movement, cytokinesis, and the organization of the organelles within the cell.
ClassFlow
Class Flow: Cell Presentation
[Free Registration/Login Required] This Flipchart will go over the basic parts of a cell.
Khan Academy
Khan Academy: Cell Cell Junctions
Learn about the different types of intercellular junctions, including plasmodesmata, tight junctions, gap junctions, and desmosomes.
BiologyWise
Biology Wise: Rough Endoplasmic Reticulum and Cell Metabolism
The characteristics of the rough endoplasmic reticulum are described and its role in protein synthesis, including creating proteins, folding them, transporting them, and checking them for quality.
Sophia Learning
Sophia: Cytoskeleton: Lesson 3
This lesson will discuss the structure and function of the cytoskeleton. It is 3 of 4 in the series titled "Cytoskeleton."
BiologyWise
Biology Wise: Plant Cell Organelles
Explains how plant and animal cells are different and describes the organelles in a plant cell.
University of Arizona
Prokaryotes, Eukaryotes, & Viruses
This tutorial compares prokaryotic and eukaryotic cellular organization and contrasts cells with viruses. Includes a practice quiz to test your knowledge.
Biology 4 kids
Biology4 Kids: Microfilaments Stringy Proteins
A short, informational text piece which explains the structure and function of microfilaments inside a cell.
University of Hamburg
University of Hamburg: Microtubules
Discussion of the size and structure of the microtubules in a cell. Links within the text take students to images and schematics.
OpenStax
Open Stax: Cytoplasm and Cellular Organelles
The organelles and cytosol, taken together, comprise a cell's cytoplasm. This interactive site provides information regarding cytoplasm and cellular organelles.
University of California
Organic Structures:the Architecture of Life
Article discusses how objects in nature are held together through balanced forces. Scroll midway down to find info on microtubules and microfilaments. Links to excellent electron micrographs.
CK-12 Foundation
Ck 12: Life Science: 2.7 Organelles
Discover the organelles of a cell, and how their structure contributes to the cell's function.
Biology 4 kids
Biology4 Kids: Microtubules Thick Protein Tubes
A short, informational article which explains the structure and function of microtubules inside a cell.
Cells Alive
Cells Alive:organelle Crossword #2
A crossword to help review the terms and definitions associated with organelles.
Rice University
Rice University: Erythrocyte Membranes
Description of the microscopic membranes surrounding an erythrocyte or the red blood cell.
Wikimedia
Wikipedia: Cytoplasm
Wikipedia offers brief but accurate information on cytoplasm, the matter contained within the plasma membrane of a cell.