TED Talks
Ted: Ted Ed: How a Single Celled Organism Almost Wiped Out Life on Earth
Anusuya Willis explains how cyanobacteria, simple organisms that don't even have nuclei or any other organelles, wrote a pivotal chapter in the story of life on Earth. [4:14]
PBS
Pbs Learning Media: Mitochondria
Often referred to as the powerhouses of the cell, mitochondria provide the energy that powers nearly every cellular process. This essay by university lecturer John Ross describes in detail the structures and functions of these amazing...
Biology Corner
Biology Corner: Cell City Analogy
Students determine which cell organelles have a similar function to different places in a city.
BiologyWise
Biology Wise: Parts of a Cell
Describes the functions of a cell and the many parts involved in those functions.
Ducksters
Ducksters: Biology for Kids: Cell Mitochondria
Study the mitochondria in the science of biology on this site. Find out how these tiny organelles inside cells produce energy for the rest of the cell through respiration.
Quia
Quia: Cell Organelles
This site lets students practice vocabulary words related to cell organelles. The same vocabulary words are presented in one of four different games for students.
Alabama Learning Exchange
Alex: Building a Cell: Edible Cell Project
Students will create an Eukaryotic cell from materials that they can eat. Students will need to have a lesson on the types of Eukaryotic cells and its organelles before they complete this assignment. Students will construct these...
National Health Museum
Access Excellence: Cells on a Ceiling
In this lesson plan site, each student is assigned a cell part to research, create, and place inside of a clear plastic drop cloth (the cell) the size of one-half of the classroom ceiling.
Bio Topics
Bio Topics: Plant Cell Structure
Learn about the plant cell structure with this reference article. Article explores the extra features found in plant cells and includes diagrams of cell structures.
BiologyWise
Biology Wise: The Cell Wall Functions in Plants and Animal
Describes the composition and functions of cell walls in plants, algae, fungi, and bacteria.
McGraw Hill
The Mc Graw Hill Companies, Inc. Energy Organelles
A basic explanation of how chloroplasts and mitochondrion produce energy within the cell. Various terms presented are explained in a clear and easily understandable manner.
Ducksters
Ducksters: Biology for Kids: Cell Nucleus
Explore the cell nucleus in the science of biology on this site. Learn how this organelle is the control center of the cell, storing the DNA and hereditary information inside chromosomes.
Ducksters
Ducksters: Biology for Kids: Cell Ribosome
Kids learn about cell ribosome in the science of biology. This organelle acts like a tiny factory making all sorts of different proteins for the cell using RNA and amino acids.
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.
Wikimedia
Wikipedia: Chloroplast
Wikipedia provides excellent information on chloroplasts, organelles found in plant cells and eukaryotic algae which conduct photosynthesis.
BiologyWise
Biology Wise: Structure and Function of Cytoplasm
Describes the cytosol, organelles, and cytoplasmic inclusions found in the cytoplasm of a cell, and the functions of the cytoplasm itself.
BiologyWise
Biology Wise: Chloroplast: Structure and Function
The structure and functions of chloroplasts are described in detail here.
Sophia Learning
Sophia: Central Vacuole: Lesson 4
This lesson will discuss the structure and function of the central vacuole. It is 4 of 4 in the series titled "Central Vacuole."
BiologyWise
Biology Wise: Lysosome Structure
Lysosomes are found in both plant and animal cells. The structure and functions of this cell organelle are described here, with note made of the diseases that can be caused by defective lysosomes.
BiologyWise
Biology Wise: Functions of Vesicles
Describes the characteristics of vesicles and the functions they perform in a cell based on which type they are.
BiologyWise
Biology Wise: The Smooth Endoplasmic Reticulum and Its Functions
The endoplasmic reticulum is found in eukaryotic cells. The characteristics and functions of the smooth endoplasmic reticulum are described and it is then compared with the rough endoplasmic reticulum.
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.
Other
Society for General Microbiology: Bacteria
Bacteria are single celled microbes. The cell structure is simpler than that of other organisms as there is no nucleus or membrane bound organelles. Instead their control centre containing the genetic information is contained in a single...