You have free access to a large collection of materials used in a college-level introductory Cell Biology Course. The Virtual Cell Biology Classroom provides a wide range of free educational resources including Power Point Lectures, Study Guides, Review Questions and Practice Test Questions.
Derived from the Greek words bios meaning life and logos meaning study, biology is a natural science that explores life; the structure, function, growth, development, evolution, distribution, and categorization of living organisms.
"Sit down before fact as a little child, be prepared to give up every conceived notion, follow humbly wherever and whatever abysses nature leads, or you will learn nothing."
- Thomas Huxley (1825-95)
Either select the subtopic most closely related to the information you are looking for, or use the one of the search boxes to get exactly what you need.
SPO is a FREE science education website. Donations are key in helping us provide this resource with fewer ads.
(This donation link uses PayPal on a secure connection.)
Life Science Education website from American Society for Cell Biology. Many high quality, free science education materials, including video seminars from some leading biologists.
Crash Course Biology: Entertaining videos, typically 8 - 15 minutes long on numerous biology topics.