PBS
Nova Online: How Cells Divide, Mitosis vs. Meiosis
Slideshow of mitosis and meiosis side-by-side. It is a summation of the two processes and the differences between them are clear.
University of Arizona
University of Arizona: Cell Cycle and Mitosis Tutorial
Has explanations, illustrations, and a Quick Time movie to download. Also contains practice test questions that are answered online.
CK-12 Foundation
Ck 12: Biology: Calvin Cycle
[Free Registration/Login may be required to access all resource tools.] Describes the Calvin cycle, the second stage of photosynthesis.
Cells Alive
Cells Alive: Mitosis: An Interactive Animation
An interactive demonstration of cell mitosis which allows users to click on any stage of mitosis and see a representative depiction.
CK-12 Foundation
Ck 12: Meiosis
[Free Registration/Login may be required to access all resource tools.] How do you make a cell with half the DNA? Meiosis. This activity outlines the phases of meiosis, provides an overview of sexual reproduction, and describe how...
Ducksters
Ducksters: Biology for Kids: Cell Division and Cycle
A site about cell division and the cell cycle in the science of biology including mitosis, meiosis, and binary fission.
TeachEngineering
Teach Engineering: Cell Membrane Structure and Function
Young scholars learn about the different structures that comprise cell membranes, fulfilling part of the Research and Revise stages of the legacy cycle. Students view online animations of cell membrane dynamics (links provided). Then...
Estrella Mountain Community College
Estrella Mountain College: Cell Division and Meiosis
Resource provides a holistic and complete meiosis lesson with illustrations, animations, glossary, and links. Extremely detailed and helpful site.
Estrella Mountain Community College
Online Biology Book: Cell Division: Meiosis and Sexual Reproduction
An in-depth reference explaining each stage of meiosis as a part of sexual reproduction. Animated images and diagrams help learners with understanding.
National Institutes of Health
Nih: Cell Biology and Cancer
An online resource for teachers that provides inquiry-based modules for students to reseach cancer in an interesting and personalized way. Includes master copies of each module for teachers.
University of Arizona
University of Arizona: Puntas De Raiz De Cebolla Online
In this activity you will be able to classify and count the cells from the tip of an onion root into the appropriate phases of the cell cycle. You can use your count to predict the time a dividing cell spends in each phase.
University of Arizona
Biology Project: Cell Cycle and Mitosis Tutorial: Dna Basics
Tutorial on DNA basics that goes along with an online quiz over the material. Use the naviagation buttons at the bottom of the page to go to the quiz over the material.
Savvas Learning
Pearson's the Biology Place: Cell Respiration
This excellent interactive website about cellular respiration provides an overview then goes into the details that can be so difficult to understand. The practice, review, and quiz pages should help solidify understanding.
CK-12 Foundation
Ck 12: Life Science: Plant Reproduction and Life Cycle
[Free Registration/Login may be required to access all resource tools.] The life cycle of a plant is very different from the life cycle of an animal. Humans are made entirely of diploid cells (cells with two sets of chromosomes). Our...
CK-12 Foundation
Ck 12: Biology: Krebs Cycle
[Free Registration/Login may be required to access all resource tools.] Describes the Krebs cycle.
Cosmo Learning
Cosmo Learning: Introductory Biology
A collection of video lectures discussing applications of human biology taught at Massachusetts Institute of Technology. Lectures vary in length and cover topics like the cell cycle, stem cells, and cancer.
University of Arizona
U of a Biology Project: Cell Cycle and Mitosis Tutorial
Poses and answers the question, "What is (and is not) mitosis?" An overview with images of the phases of mitosis, plus a mitosis animation.
McGraw Hill
Glencoe Biology: Cellular Growth: Self Check Quiz
This multiple-choice quiz on cell growth allows students to get hints for each question and check their answers after submitting.
Curated OER
Brooklyn College: The Cell Cycle: Naming the Parts
Use this information to help you understand the differences between major parts of the cell cycle. A good place to start a study of cell division.
Kent State University
Kent State University: Krebs Cycle
This page contains diagrams and formulas for the Krebs cycle. The page has seven different catagories. The page is written by Clarke Earley, Ph.D., a chemistry professor at Kent State University.
Georgia State University
Georgia State University: Hyper Physics: Energy Cycle From Plants to Animals
Find out about the essential role energy plays in cell function and in sustaining life. Trace energy transformations as they pass from one living thing to another.
Sumanas
Sumanas Inc: Microbial Life: Life Cycle of Hiv, a Retrovirus
Use this tutorial to enhance your understanding of how the human immunodeficiency virus invades healthy cells of the immune system. [3:15]
National Institutes of Health
National Institutes of Health: Cell Biology and Cancer [Pdf]
Learners examine the major biological concepts related to the development and impact of cancer. The resource consists of a web version of the supplement, state standards, and downloadable materials.
TeachEngineering
Teach Engineering: Active and Passive Transport: Red Rover Send Particles Over
Students compare and contrast passive and active transport by playing a game to model this phenomenon. Movement through cell membranes is also modeled, as well as the structure and movement typical of the fluid mosaic model of the cell...