CK-12 Foundation
Ck 12: Cell Biology
[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.
University of Utah
University of Utah: Genetic Science Learning Center: The Evolution of the Cell
Learn about the endosymbiotic theory. This theory explains the evolution of cells from a mitochondria and chloroplast working together in a symbiotic relationship to the current cell structure.
CK-12 Foundation
Ck 12: Endosymbiosis the Evolution of Eukaryotes
[Free Registration/Login may be required to access all resource tools.] Learn about the evolution of eukaryotes which is explained by the endosymbiotic theory.
CK-12 Foundation
Ck 12: Biology: Scientific Theories
[Free Registration/Login may be required to access all resource tools.] Explains scientific theories and introduces several famous theories in biology.
BioMan Biology
Bio Man Biology: Cell Quizzes
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.
Georgia Department of Education
Ga Virtual Learning: Anatomy and Physiology: Cells
In this module, students discover how each cell is organized to complete the function of producing and transporting proteins, and how cells relate to homeostasis of the body.
CK-12 Foundation
Ck 12: Life Science: Cell Biology
[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.
Famous Scientists
Famous Scientists: Theodor Schwann
Learn about German Physiologist, Theodor Schwann, one of the scientists who helped develop the cell theory.
CK-12 Foundation
Ck 12: Biology: Cell Biology
[Free Registration/Login may be required to access all resource tools.] Introduces cells, cell theory, and the levels of organization in organisms.
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.
Estrella Mountain Community College
Online Biology Book: The Nature of Science and Biology
Use the scientific reasoning and critical thinking to take an in-depth look at the basics of biology.
McGraw Hill
Glencoe Biology: Cell Discovery and Theory: Self Check Quiz
Take this self-checking, five question quiz over the discovery of cells and cell theory.
CK-12 Foundation
Ck 12: Principles of Biology
[Free Registration/Login may be required to access all resource tools.] Explains the four principles that unify biology - cell theory, gene theory, homeostasis, and evolution.
Cold Spring Harbor Laboratory
Dna From the Beginning: Higher Cells Have Ancient Dna
Eukaryotic cells have separate DNA from mitochondria and chloroplasts which indicates that they were once primitive cells on their own. This multimedia article includes animations, pictures, video, biographical information, and quiz...
CK-12 Foundation
Ck 12: Organization of Cells
[Free Registration/Login may be required to access all resource tools.] Discusses how cells are organized in living things and explains the origin and significance of multicellular organisms.
ClassFlow
Class Flow: Cell Presentation
[Free Registration/Login Required] This Flipchart will go over the basic parts of a cell.
CK-12 Foundation
Ck 12: Biology: Organization of Cells
[Free Registration/Login may be required to access all resource tools.] Learn how multicelled organisms have specialized cells that do specific jobs and single celled organisms exist without the help of other cells.
CK-12 Foundation
Ck 12: Episd: Evolution of Eukaryotes
[Free Registration/Login may be required to access all resource tools.] Take a close look at the endosymbiotic theory scientists have developed to explain the evolution of eukaryotes. Understand that chloroplast and mitochondria used to...
ClassFlow
Class Flow: Germ Theory Jeopardy
[Free Registration/Login Required] This flipchart is a Jeopardy game where students will review and discuss the development of the Germ Theory, as well as cell organelles and bacterial and viral diseases.
Khan Academy
Khan Academy: Cellular Development Questions
This study resource from Khan Academy provides practice questions for the MCAT. "Cellular development" questions are provided on this resource.
CK-12 Foundation
Ck 12: Biology: Principles of Biology
[Free Registration/Login may be required to access all resource tools.] Covers the four unifying principles of biology.
Nobel Media AB
The Nobel Prize: The Nobel Prize in Physiology or Medicine 1933
At this site from The Nobel Foundation you can read about Thomas Hunt Morgan, the scientist who won the Nobel Prize in Medicine "for his discoveries concerning the role played by the chromosome in heredity." This website is organized...
City University of New York
Exploring Life: The First Cells
A brief essay about older and more recent ideas on when the first cells evolved. Good coverage of different scientific theories about the origin of life.
Other
U.s. Department of Energy: Photovoltaics
This site has an overview of PV technology, impact, system application and design. Information is provided on how to select the best solar system for various needs.