| A | B |
|---|
| Spontaneous Generation | Theory that states that life can spring from nonliving matter. |
| Cells | The basic building blocks of all living things. |
| Metabolism | The sum total of all chemical reactions that occur in a living thing. |
| Respiration | The process by which living organisms take in oxygen and nutrients to produce energy, carbon dioxide and water. |
| Photosynthesis | The process used by plants to take in carbon dioxide, water and sunlight to produce glucose and oxygen. |
| Stimulus | Signal to which an organism reacts. |
| Response | Some action or movement of an organism brought on by a stimulus. |
| Sexual Reproduction | A reproductive process that requires two parents, with offspring being a 50/50 combination of both parents. |
| Asexual Reproduction | A reproductive process that requires only one parent with offspring being 100% identical to that parent. |
| Adaptation | Traits that give an organism an advantage in a certain environment. |
| Competition | The struggle among living things to get the proper amounts of food, water and energy. |
| Homeostasis | The ability of an organism to keep conditions inside it's body the same even with ever changing external conditions. |
