Biology 4 kids
Biology4 Kids: Ribosomes Protein Construction Teams
A short piece of informational text which explains the structure and function of ribosomes in a cell.
Biology 4 kids
Biology4 Kids: Mitochondria Turning on the Powerhouse
A brief informational summary which describes the structure and function of mitochondria inside cells.
Biology 4 kids
Biology4 Kids: Chloroplasts Show Me the Green
Read this concise description of the structure and function of chloroplasts inside a plant cell.
Biology 4 kids
Biology4 Kids: Golgi Apparatus Packing Things Up
All you wanted to know about the structure and function of a cell's Golgi Apparatus.
Biology 4 kids
Biology4 Kids: Lysosomes Little Enzyme Packages
A short, informational piece which explains the structure and function of the lysosomes of a cell.
Sophia Learning
Sophia: Cytoskeleton
A brief, narrated lesson discussing the structure and function of the cytoskeleton inside a cell. [24 secs]
University of Washington
University of Washington: Types of Neurons
A good straightforward presentation of the different forms of neurons based on function. Includes easy to read graphics on the subject.
Sophia Learning
Sophia: Cytoplasm: Lesson 3
This lesson will discuss the structure and function of the cytoplasm. It is 3 of 5 in the series titled "Cytoplasm."
Curated OER
Kids Health: The Whole Story on Skin
This website offers a simple, yet detailed explanation on the structure and function of skin.
Biology 4 kids
Biology4 Kids: Animal Systems
An overview of the structure and function of a complex, multicellular organism. This article discusses levels of organization and examples of systems.
Sophia Learning
Sophia: Lysosome: Lesson 2
This lesson will discuss the structure and function of the lysosome. It is 2 of 4 in the series titled "Lysosome."
Sophia Learning
Sophia: Lysosome: Lesson 3
This lesson will discuss the structure and function of the lysosome. It is 3 of 4 in the series titled "Lysosome."
CK-12 Foundation
Ck 12: Nucleic Acids
[Free Registration/Login may be required to access all resource tools.] Online activity covers the structure and function of nucleic acids. Students will learn about nucleotides, the different types of nitrogenous bases, and the...
Hanover College
Hanover College: The Physical Factors Behind the Action
A frames page that gives the background to understand the way cells communicate (nerve cells). Each topic in the left frame triggers a tutorial on the right. Most have graphics or animated gifs to teach the material. Good background to...
CK-12 Foundation
Ck 12: Life Science: Organelles
[Free Registration/Login may be required to access all resource tools.] All organelles are found in eukaryotic cells, while most are not found in prokaryotic cells. Learn more about organelles in this learning module produced by CK-12.
University of Wisconsin
The Why Files: Of Cancer 'N Car Keys
"The real, life-threatening problem with most cancers is that they migrate away from the initial site." This article delves into the question of "How do cancer cells move about?"
Texas Instruments
Texas Instruments: The Bigger the Better?
In this activity, students calculate the surface area and volume of different shaped cell models. They develop an understanding of the differences in cells and their function
CK-12 Foundation
Ck 12: Life Science: Human Sperm
[Free Registration/Login may be required to access all resource tools.] Sperm, the male reproductive cells, are tiny. In fact, they are the smallest cells in the human body. Some people think that they look like tadpoles. Learn more...
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.
South Carolina Educational Television
Etv: Kids Work!: Hospital: Medical Lab Technician
Follow this interactive to identify the differences between bacteria and viruses. Look through the lens of a microscope to observe how each functions and impacts humans.
Exploratorium
Exploratorium: Microscope Imaging Station: Elodea Explorations
In this activity, students will investigate plant cells and microscope measurement together by using Elodea plants.
TED Talks
Ted: Ted Ed: Making Sense of How Life Fits Together
Bobbi Seleski catalogs biology from our body and beyond, tracking how unicellular organisms, tissues, organs, organ systems, organisms, populations, communities, ecosystems, and our biosphere build off of each other and work together....
CK-12 Foundation
Ck 12: Biology: Female Reproductive System Study Guide
This comprehensive study guide covers the main terms and concepts needed for a unit on the female reproductive system.
Khan Academy
Khan Academy: Signal Propagation: The Movement of Signals Between Neurons
This article explains how the nervous system transmits signals along and between neurons.