Explanations, with images and animations, covering the basics of biochememistry. Written by a high school, ex-AP Biology and AP Chemistry student.

Article on the roles of Ca2+ in various life processes starting from fertilization and development to the cell death.

Interactive tutorial for learning the fundamentals of cell biology. Includes cell cycle, mitosis, meiosis, and organelles with tests.

Includes numerous movies and activities to explain the role of cells in cancer. From the National Institutes of Health.

About the methods used to separate the organelles and components of a cell. With pictures and a description of homogenization and centrifugation.

Visual tour of cells includes a look at their life, death and interaction.

Learn how you grow from just one cell to a whole person. Teaches cell division and reproduction.

Middle school online curriculum about cells. The five units include: levels of organization, interacting with the outside world, creating energy for the cell, coding and translating instructions, and making protein machinery do things. Offers notes and graphics.

Contains cell glossaries, drawings and activities for animal and plant cells

Course pages with information about cell organelles and processes.

Basic lesson in plant, bacteria and animal cell structure.

Learn about the important role the cell membrane has in protecting a cell and keeping things functioning.

Read about cells and what their functions are in the body. Also contains information about how DNA passes on genetic information

See a labeled diagram of the many parts of a cell.

Put together by a school in Menlo Park, CA, visitors may read the research about each cell organelle. Pages were completed by students.

Student project presenting the parts of the cell in sales format.

A tour and text book for cellular biology. Includes diagrams, worksheets, and instructions in four languages.

Animation of flying through a cell and viewing the nucleus, golgi apparatus and mitochrondria.