Lipid used for Energy

An example of a lipid can be seen as butter. Once consumed, butter is stored in our body as fat and is later used for energy.

Redox Reaction

This piece of burning wood is going through the process of oxidation. This chemical reaction is also causing the reduction of the material that is being burned.

Gymnosperm Cone

This pine cone is an example of a gymnosperm cone. It is the seed produced on the outside of the ovaries of a gymnosperm leaf.


Predation is the action of one animal preying on another as a source of food. My cat was stalking my bird and kept trying to reach in his cage to grab him.


Eubacteria is contained in yogurt. These simple cells assist in the digestive system by breaking down food that passes through.