Texas Instruments
Texas Instruments: Organelles
This activity on cell organelles is designed to assess general knowledge of the various important structures in the cell and their functions.
CK-12 Foundation
Ck 12: Biology: Phospholipid Bilayers
[Free Registration/Login may be required to access all resource tools.] Describes the structure and function of the plasma membrane.
CK-12 Foundation
Ck 12: Biology: Phospholipid Bilayers
[Free Registration/Login may be required to access all resource tools.] Describes the structure and function of the plasma membrane.
PBS
Pbs Teachers: Scientific American: Never Say Die: How to Make a Nose
Investigate breakthroughs in stem cell research, and explore the structure and function of a DNA molecule. Create a model of a DNA from tagboard.
National Health Museum
Access Excellence: Using Bubbles to Explore Cell Membranes
An inquiry type lab activity that simulates cell membrane structure and function. This activity can be used in any Life Science or Biology classroom.
ClassFlow
Class Flow: Plant and Animal Cells
[Free Registration/Login Required] This flipchart introduces students to the plant and animal cell.
Ducksters
Ducksters: Biology for Kids: Plant Cell Chloroplasts
Study the plant cell chloroplasts in the science of biology including their function, structure, and how they help make energy through the process of photosynthesis on this site.
Other
Acadia University: Structure of Dna and Rna
This site from the Acadia University provides the basic structure of DNA and RNA and a decent compare/contrast between the two.
City University of New York
The World of Cells: Golgi Apparatus
A very brief explanation of the structure and function of this organelle.
University of Utah
University of Utah: Learning Center: learn.genetics: Dropping Signals
Choose a cell type and go inside to see how its signals travel. The response depends on the type of cell the signal reaches. Cell types include photoreceptor, muscle cell, fibroblast, leaf parenchyma, and cancer.
Khan Academy
Khan Academy: The Endomembrane System
Article looks at the structure and function of the different parts of the endomembrane system, how proteins, lipids, and vesicles are transported between these parts, and how this activity keeps the cell running smoothly.
Khan Academy
Khan Academy: Signal Relay Pathways
Learn how signals are relayed inside a cell starting from the cell membrane receptor. Look at the general characteristics of intracellular signal transduction pathways, as well as some relay mechanisms commonly used in these pathways.
Khan Academy
Khan Academy: Response to a Signal
Article takes a look at examples of the different ways cells can change their behavior in response to a signal at both the "micro" and "macro" levels.
Khan Academy
Khan Academy: Apoptosis
Resource explains apoptosis (programmed cell death) and how it is different from necrosis (cell death due to injury).
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...
Untamed Science
Untamed Science: Biology: Human Biology: Blood
Learn about the structure and function of human blood as well as the composition of this complex substance in the human body through a series of video clips.
BiologyWise
Biology Wise: Peripheral and Integral Membrane Proteins
Discusses the structure of a cell membrane, the role of membrane proteins, and the differences between integral membrane proteins and peripheral membrane proteins as regards to their functions, location, and relationship with the...
CK-12 Foundation
Ck 12: Biology: Human Egg Cells
[Free Registration/Login may be required to access all resource tools.] Describes how eggs are produced.
CommonLit
Common Lit: "Let's See What You're Made Of" by Bird Brain Science
This informational, scientific text explains how cells, the smallest unit of a living organism, make up every living thing in the world. As you read, take notes on the comparisons used in the text to explain how cells work. [Free account...
BiologyWise
Biology Wise: Facts About Chloroplast
Explains how chloroplasts evolved into their present form, how photosynthesis takes place in them, where they are found in plants, physical characteristics, and other functions they perform.
University of California
Tetrahymena as a Unicellular Model Organism
Information on Tetrahymena thermophila and why it is an important unicellular organism.
Better Lesson
Better Lesson: Using the Five Finger Rule
Students identify text features in nonfiction, as they continue to study cells' function as building blocks of organisms, and summarize the requirements for cells to live.
Biology 4 kids
Biology4 Kids: Microfilaments Stringy Proteins
A short, informational text piece which explains the structure and function of microfilaments inside a cell.
Other
Dolan Dna Learning Center: Inside Cancer
Multimedia guide to cancer provided by Dolan DNA Learning Center. The site is extremely comprehensive and is divided into four main segments:Hallmarks of Cancer,Causes and Prevention, Diagnosis and Treatment, and Pathways to Cancer. The...