ibiblio
Ibiblio: Virtual Cell Web Page
A teacher- and student-contributed website of 3-D models and explanations of cell structures.
Texas A&M University
Peer Curricula: Cells Are Us
Find five instructional units on cells: levels of organization, interacting with the outside world, creating energy for the cell, coding and translating instructions, and making protein "machinery" to do things. Each unit is broken down...
BiologyWise
Biology Wise: Cell Organelles and Their Functions
Learn about the complex structures inside cells and what their functions are.
Khan Academy
Khan Academy: Phagocytosis
Have you ever wondered how a virus or other infectious agent invades a cell to start an infection? Some objects, like viruses, bacteria, or other particles are too large to transport through the plasma membrane. So, cells engulf the...
Vision Learning
Visionlearning: Cell Biology: Membrane Bound Organelles
Evidence in support of endosymbiosis to show the evolution of organelles within cells.
CK-12 Foundation
Ck 12: Common Parts of the Cell 1
[Free Registration/Login may be required to access all resource tools.] Online activity summarizes the cell theory, describes four parts all cells have in common, and the importance of the work of Robert Hooke and Anton van Leeuwenhoek.
SMART Technologies
Smart: Cells Basic Units of Life
This lesson focuses on cells including what they are, the parts of a cell, types of cells, organelles and their functions and more.
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.
Biology Pages
Kimball's Biology Pages: Transport Across Cell Membranes
This site has information on how facilitated diffusion of ions takes place through proteins, or assemblies of proteins, embedded in the plasma membrane. Includes a helpful diagram.
Khan Academy
Khan Academy: Active Transport
Learn about gradients of molecules that exist across cell membranes, how they can help or hinder transport, and how active transport mechanisms allow molecules to move against their gradients.
Khan Academy
Khan Academy: Neuron Membrane Potentials Questions 2
Questions pertaining to neuron membrane potentials.
Colorado State University
Colorado State University: Aquaporins: Water Channels
Learn about water channels called aquaporins that allow water to cross the cell membrane.
BiologyWise
Biology Wise: Basic Unit of Life: Plant Cell Structure and Functions
Describes the three types of plant cells and their differences, and the structures within a plant cell and their functions.
BiologyWise
Biology Wise: A Labeled Diagram of the Animal Cell and Its Organelles
The parts of an animal cell are presented with descriptions of each of its organelles.
Other
Cell Pictures: Animal Cell
Click on the terms and you will be presented with a picture of the cell part along with a clear explanation of its role within the cell. Other links are provided for further clarification of terminology.
BiologyWise
Biology Wise: Functions of the Plasma Membrane
Describes the structure and functions of a cell membrane.
Khan Academy
Khan Academy: Structure of the Plasma Membrane
Article takes a look at the different components (protein, lipid, cholesterol, and carbohydrate) of the plasma membrane, examining their roles, their diversity, and how they work together to make a secure boundary around the cell.
CK-12 Foundation
Ck 12: Life Science: B and T Cell Response
[Free Registration/Login may be required to access all resource tools.] Some defenses, like your skin and mucous membranes, are not designed to ward off a specific pathogen. They are just general defenders against disease. Your body also...
Florida State University
Florida State University: Molecular Expressions: Introdution to Cell and Virus Structure
This resource provides a detailed diagram of animal, bacterial and plant cells and viral structure. Also included are detailed drawings, with definitions, of each of the cellular organelles.
CK-12 Foundation
Ck 12: Biology: Common Parts of the Cell
[Free Registration/Login may be required to access all resource tools.] Describes four parts all cells have in common.
Open Curriculum
Open Curriculum: Cell Transport and Homeostasis
Students will be able to identify two ways that molecules and ions cross the plasma membrane.
Bryn Mawr College
Serendip: Diffusion Across a Selectively Permeable Membrane
Brief text summary of what students learn in the Diffusion across a Selectively Permeable Membrane lab, along with links to download Student Handouts and Teacher Preparation Notes in PDF or Word formats. Main teaching points include...
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