An interactive module where students take a closer look at cells and relate their structure to function. They also discover how cell organelles work in systems to maintain important biological processes and how cells communicate.

Take this interactive, multiple-choice quiz over cells and cell structure, then review your score and any missed questions at the end.

A complete, interactive course where students analyze the nature of the relationships between structures and functions in living cells.

[Free Registration/Login may be required to access all resource tools.] Cells make up all living things but not all cells look alike. This activity introduces cells, cell theory, and the levels of organization in organisms.

Practice exercise on facilitated diffusion.

College-level online biology course highlighting the fundamental principles of biochemistry, genetics, molecular biology, and cell biology. Course features include video lectures, audio lectures, subtitles/transcripts, lecture notes,...

[Free Registration/Login may be required to access all resource tools.] Read grade-level texts, complete activities, and take assessments about cell biology.

College-level course highlighting the biology of cells of higher organisms. Course topics include cellular membranes and organelles; cell growth and oncogenic transformation; transport, receptors, and cell signaling; the cytoskeleton,...

The materials on this page were prepared by a high school teacher for a Biology class. This section supports a unit on cell biology and includes course notes and learning activities.

Practice exercise on membrane transport. This is new content.

[Free Registration/Login may be required to access all resource tools.] A cell is the smallest structural and functional unit of an organism. Learn more about cell biology in this learning module produced by CK-12.

Learners learn the characteristics that comprise a filter, and then use their computational thinking skills to design their own filters. The goal is to ultimately learn how these filters are related to many biological processes.

This interactive website about microscopes and microbes provides students with an introduction to cellular biology.

Two multiple-choice quizzes about cells. The first is on cell theory, basic information about cells, and cell types. The second is on cell structures and functions.

This cell biology lesson explains and illustrated the different phases of meiosis. Includes vocabulary and assessment links as well as othe related resources.

Reiew important information and key points about cell structures.

Superior site for information on cell signaling. Information provided as a tutorial with multiple choice questions to guide the learner. The site has lots of images and diagrams.

[Free Registration/Login may be required to access all resource tools.] Exercise provides an overview of special structures found in plant cells. It explains the function of the cell wall, explores the role of the central vacuole, and...

Imagine having a microscopic camera so small that you could travel inside a cell. This interactive site allows you to do just that. Click on any one of eight individual parts of the cell--cell membrane, nucleus, DNA, RNA, ribosome,...

Explanation of the different ways the chemicals or medicines may enter the body through cell membranes.

Game on the structures and functions of animal cells.

[Free Registration/Login may be required to access all resource tools.] An overview of special structures found in plant cells.

[Free Registration/Login may be required to access all resource tools.] An overview of the eukaryotic cell cycle.

[Free Registration/Login may be required to access all resource tools.] An overview of the eukaryotic cell cycle.