Articles Index
Lysosomes
Explore the structure and function of eukaryotic lysosomes.
Journey into the Cell: Peroxisomes
Explore the structure and function of eukaryotic peroxisomes.
10 Facts About Cells
The following 10 facts about cells will provide you with well known and perhaps little known tidbits of information about cells.
Unusual Plants
Discover some interesting and unusual plants.
Reptiles
Reptiles are believed to have evolved from amphibians and have developed several adaptations for life out of water.
Parts of a Flowering Plant
Learn about the characteristics and parts of a flowering plant.
Online Dissections
Online dissections allow you to experience actual dissections without all of the mess.
Nucleic Acids
Nucleic acids allow organisms to transfer genetic information from one generation to the next.
Reproduction
Discover the many ways that animals can reproduce through asexual reproduction.
Virtual Frog Dissection Quiz
Think you know all there is to know about frog dissections? Take this virtual frog dissection quiz.
Aquatic Communities
Aquatic communities can be subdivided based on common characteristics. Two common designations are freshwater and marine communities.
Cilia and Flagella
Explore the structure and function of the movers of a eukaryotic cell, cilia and flagella.
Cloning Techniques
Techniques used in cloning.
Science Fair Projects Help
Need help with science fair projects? Find suggestions and tips on how to make your science fair project a winner!
Bio-Experiments
View exciting examples of biology experiments that can be used by parents and teachers at home or at school.
Connective Tissue
Explore the structure and function of animal tissues, including connective tissue.
Animal Cams
Animal Webcams give you a unique view into the lives of animals.
Sex Chromosome Abnormalities
Sex chromosome abnormalities occur as a result of chromosome mutations brought on by mutagens or problems that occur during meiosis.
Eat Chocolate, It's Good For You
Studies have shown that chocolate may be good for you.
Top Biology Programs
The top biology programs from colleges and universities in the United States.
Immune System
Find out about the body's natural defense system, the immune system.
Biome Quiz
Take the biome quiz and test your knowledge of the land biomes of the world.
Land Biomes
Biomes are the world's major habitats. Land biomes are identified by the vegetation and animals that populate them.
Bacteria: Friend or Foe?
The decision as to whether bacteria are friend or foe becomes more difficult to determine when all aspects of the relationship between humans and bacteria are considered.
The Heart
The heart is the organ that supplies blood and oxygen to all parts of the body.