CK-12 Foundation
Ck 12: Life Science: 11.26 Blood
Understand the physiological make-up of human blood.
CK-12 Foundation
Ck 12: Life Science: 11.1 Human Body
Explore the levels of organization in the human body.
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.
Khan Academy
Khan Academy: Cell Membrane Questions
This study resource from Khan Academy provides practice questions for the MCAT. "Cell membrane" questions are provided on this resource.
Khan Academy
Khan Academy: Cellular Division Questions
This study resource from Khan Academy provides practice questions for the MCAT. "Cellular division" questions are provided on this resource.
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: Life Science: 3.7 Protein Synthesis
Learn how the human body builds proteins.
CK-12 Foundation
Ck 12: Life Science: 1.8 Characteristics of Life
Discover the five characteristics that all living things have in common.
Khan Academy
Khan Academy: Activation of T Lymphocytes
Read a passage about the activation of T lymphocytes and answer the follow-up questions to practice for the MCAT.
National Institutes of Health
National Institutes of Health: What Are the Unique Properties of All Stem Cells
Stem cells are unspecialized, stems cells are capable of dividing and renewing themselves for long periods, and stem cells can give rise to specialized cells.
Cosmo Learning
Cosmo Learning: Introductory Biology
A collection of video lectures from an introduction to biology course taught at Massachusetts Institute of Technology. The course covers fundamental topics like biochemistry, genetics, molecular biology, and cell biology with thirty-four...
McGraw Hill
Mc Graw Hill:cellular Mechanisms of Development
Find out what you know about cellular mechanisms of development by taking this post test.
McGraw Hill
Mc Graw Hill: Cellular Mechanisms of Development
Find out what you know about cellular mechanisms of development.
University of Arizona
University of Arizona Biology Project: Cell Biology
In-depth information on all stages of cell biology as well as lesson ideas, tutorial diagrams, and online labs.
Exploratorium
Exploratorium: Microscope Imaging Station: Cell Motility
This interesting site explains how cells move and provides videos depicting the movement of various human and animal cells.
Other
Principia Cybernetica Web: Multicellular Organisms
Learn about the transition from unicellular to multicellular organisms. Includes related sources.
Other
Leeuwenhoek's World of Microbes
This site has some history of van Leeuwenhoek (1632-1723 CE) with a description of his major accomplishments in the field of microbiology
Other
Science Superstars: Anton Van Leeuwenhoek
This site is provided for by Zephyrus. So, who was Anton van Leeuwenhoek (1632 -1723 CE)? What else did Leeuwenhoek do? Did he achieve anything else? What honors were awarded to him? These questions are answered in this informative site.
Fundación Cientec
Cientec: Seres Que Nos Habitan
This article is the relationship of our bodies with microbes and how we have evolved throughout history.
Treehut
Suzy's World: Genetics Why Do You Look Like You?
This site explores the role genetics plays in making you look the way that you do. Content includes fun facts and a classroom experiment.
University of Hamburg
University of Hamburg: Osmosis
Why does a plant wilt? It all has to do with turgor pressure. Find out more about turgor pressure and osmosis.
National Health Museum
Access Excellence: Modeling Limits to Cell Size
Why can't cells continue to grow larger and larger to become giant cells, like a blob? Why are most cells microscopic in size? Find out answers to these questions through this "hands-on" activity that simulates the changing relationship...
National Health Museum
Access Excellence: Description of "Cell Membrane Surface Area Demos"
In this hands on site, you will find several simple, fun, cheap, and educational surface area demonstrations to use when studying cell membranes.
PBS
Pbs Teachers: Scientific Breakthroughs in Germany: Curing the Storm in the Head
Explore medical breakthroughs in treating epilepsy. Discover how negative and positive particles behave in an electrically neutral environment, and perform an experiment to demonstrate how the human body can conduct electricity.