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...
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.
National Institute of Educational Technologies and Teacher Training (Spain)
Ministerio De Educacion: La Celula 2 Bachillerato
The cell is the structural and functional unit of life. This unit covers the cell from the outside to the inside. It contains 18 interactive activities.
Estrella Mountain Community College
Online Biology Book: Cells: Origins
Through full-color images and concise information, learn about the origin of cells. Discover some of the notable studies surrounding the history of life on Earth.
McGraw Hill
Glencoe Biology: Mitosis and Cytokinesis: Self Check Quiz
Five self-checking quiz questions to check student understanding of mitosis and cytokinesis.
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."
Biology 4 kids
Biology4 Kids: Cytoplasm Filling Fluid
A short description of the important fluid inside all cells called cytoplasm.
CK-12 Foundation
Ck 12: Biology: Cytoplasm and Cytoskeletons
[Free Registration/Login may be required to access all resource tools.] Discusses the roles of the cytoplasm and cytoskeleton.
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.
Sophia Learning
Sophia: Cytoskeleton
A brief, narrated lesson discussing the structure and function of the cytoskeleton inside a cell. [24 secs]
Florida State University
Florida State University: Plant Cell Structure
This site features a clear picture of the plant cell with a concise explanation of its key parts and their functions.
BiologyWise
Biology Wise: Plant Cell Structure and Parts
Describes plant cells and the structure and function of their different parts.
BiologyWise
Biology Wise: Facts About Cytoplasm
Describes the composition of cytoplasm, its functions, the cell organelles suspended in it and what their functions are, and lots of other information about this vital cell component.
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: 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.
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.
CK-12 Foundation
Ck 12: Biology: Prokaryote Structure
[Free Registration/Login may be required to access all resource tools.] Covers the common shapes and features of prokaryotic cells.
CK-12 Foundation
Ck 12: Life Science: Cell Membrane
[Free Registration/Login may be required to access all resource tools.] All cells have a barrier around them that separates them from the environment and from other cells. This barrier is called the plasma membrane, or cell membrane....
Khan Academy
Khan Academy: Cell Theory Questions
This study resource from Khan Academy provides practice questions for the MCAT. "Cell theory" questions are provided on this resource.
Other
Bryan Ness' Home Page: Tem Showing a Nucleolus
View an electron micrograph of a mast cell with obvious nucleolus. This picture has a caption.
Sophia Learning
Sophia: Cytoplasm: Lesson 2
This lesson will discuss the structure and function of the cytoplasm. It is 2 of 5 in the series titled "Cytoplasm."
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."
CK-12 Foundation
Ck 12: Biology: Cytoplasm and Cytoskeletons
[Free Registration/Login may be required to access all resource tools.] Discusses the roles of the cytoplasm and cytoskeleton.