University of Arizona
The Biology Project: Acids and Bases Problem Set
How well do you know acids and bases? This interactive resource provides the user with questions and tutorials to provide feedback for those topics you don't understand. Can be used for test review.
Vision Learning
Visionlearning: Biology: Charles Darwin I: The Origin of Species
Instructional module focusing on the early work of Charles Darwin. Discusses Darwin's key role in supporting and describing the theory of evolution as driven by natural selection. Site also includes an interactive practice quiz and links...
Soft Schools
Soft Schools: Cellular and Molecular Biology : Cell Processes Quiz
Take this interactive, multiple-choice quiz over the biochemical processes of life, then review your score and any missed questions at the end.
CK-12 Foundation
Ck 12: Biology: Science of Ecology Study Guide
Review ecology, the study of how living organisms interact with each other and their surrounding environment.
Open Curriculum
Open Curriculum: Community Interactions in Ecosystems
An illustrated article which provides a overview of ecology including several important interactions affecting ecosystems.
Untamed Science
Untamed Science: Ecology: The Study of Interactions
Learn about how ecology is simply the study of how and why organisms interact with their environments.
Concord Consortium
Concord Consortium: Molecular Workbench
Numerous molecular biology interactive activities along with a program that can automatically keep models and reports to keep track of progress.
Palomar Community College District
Wayne's Word: Biology and Botany Crossword Puzzles
Try these puzzles as a review for quizzes and tests. There are interactive versions that are fun to try while on-line as well as printable versions. Puzzles cover a wide variety of general biology plus more specific ones on botany.
Concord Consortium
The Concord Consortium: What Are Proteins and How Do They Fold Into Biologically Important Shapes?
In this learning module from The Concord Consortium, students will investigate how polar and nonpolar regions in big molecules interact to result in certain shapes and properties for those molecules.
Texas Instruments
Texas Instruments: Biological Models With Differential Equations
In this activity, students explore several models representing the growth (or decline) of a biological population. They study models of a single population that have a closed-form solution, and models of several interacting populations...
McGraw Hill
Glencoe Biology: The Nature of Science: Self Check Quiz
Answer five comprehension check questions about the nature of science in this interactive quiz.
McGraw Hill
Glencoe Biology: Sponges and Cnidarians: Self Check Quiz
Answer five comprehension check questions about cnidarians and sponges in this interactive quiz.
CK-12 Foundation
Ck 12: Plix: Acids and Bases in Biology
[Free Registration/Login Required] Interactive shows a graph illustrating the effect of pH on pepsin's reaction rate.
Soft Schools
Soft Schools: Biology: Human Body Worksheets and Quizzes
Test your understanding of the human body and all of its complexities with these interactive worksheets, games and quizzes.
Vision Learning
Visionlearning: Biology: Galapagos Finches
Interactive animation illustrates how Charles Darwin used his study of finch beaks to explain evolution. A phylogenetic tree diagram shows how the birds' color and beak shape changed over generations.
University of Arizona
Biology Project: Karyotyping Activity
If you want an interactive way to practice karyotyping, this is it. There are three patient histories and karyotypes to use in diagnosing human genetic disorders. There is enough information on comparing chromosomes to get you started.
Vision Learning
Visionlearning: Biology: Dna I: The Genetic Material
Instructional module focusing on the discovery that DNA is the genetic material on which life is built. Discussion includes the key evidence that bacteria could be transformed by adding DNA from other bacteria. Site also includes an...
Vision Learning
Visionlearning: Biology: Dna Ii: The Structure of Dna
Instructional module focusing on the physical structure of DNA. Discussion incorporates the description of the nucleotides, base pairs, and the double helix shape of a DNA molecule. Site also includes an interactive practice quiz and...
Vision Learning
Visionlearning: Biology: Dna Iii: The Replication of Dna
Instructional module focusing on the discovery and study of DNA replication. Discussion incorporates how scientists were able to observe DNA replication through a technique called DNA synthesis assay. Site also includes an interactive...
Vision Learning
Visionlearning: Biology: Genetics I: Mendel's Laws of Inheritance
Instructional module focusing on Gregor Mendel's Laws of Inheritance. Discussion includes Mendel's discovery of dominant and recessive traits as well as co-dominance and incomplete dominance in genetics. Site also includes an interactive...
CK-12 Foundation
Ck 12: Biology: Prokaryotic and Eukaryotic Cells
[Free Registration/Login may be required to access all resource tools.] Instructional videos, grade-level texts, study aids, and interactive activities about prokaryotic and eukaryotic cells.
Howard Hughes Medical Institute
Hhmi: Biointeractive: Virtual Transgenic Fly Lab
A fantastic interactive laboratory in which transgenic flies are created and used to study circadian rhythms. Excellent supporting information and resources for teachers and students.
National Science Foundation
National Science Foundation: A Tour of the Cell
Imagine having a microscopic camera so small that you could travel inside a cell. This interactive site allows you to do just that. Click on any one of eight individual parts of the cell--cell membrane, nucleus, DNA, RNA, ribosome,...
Other
National Institute for Basic Biology: The Plant Organelles World
This web resource provides basic information about structure and function of plant organelles through a large interactive cell drawing, as well as many opportunities to explore further. Links lead the learner to several short movies of...