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Science Vocab
| Question | Answer |
|---|---|
| A group of similar cells that perform a specific function | Tissue |
| A body structure that is composed of different kinds of tissues that work together. | Organ |
| A group of organs that work together to perform a major function. | Organ System |
| Any change or signal in the environment that can make an organism react in some way. | Stimulus |
| An action or change in behavior that occurs as a result of a stimulus. | Response |
| An organ that produces and releases chemicals either through ducts or the bloodstream. | Gland |
| The chemical produced by an endocrine gland. A chemical that effects growth and development. | Hormone |
| The reaction of a person's body to potentially threatening, challenging, or disturbing events. | Stress |
| The process that breaks complex molecules of food into smaller nutrients molecules. | Digestion |
| Substances in food that provide the raw materials and energy needed for an organism to carry out its essential process. | Nutrients |
| An energy-rich organic compound such as a sugar or a starch, that is made of the elements of a carbon, hydrogen, and oxygen. | Carbohydrates |
| Waves of smooth muscle contractions that move food through the esophagus toward toward the stomach. | Peristalsis |
| A fluid produced in the mouth that aids in mechanical and chemical digestion. | Saliva |
| A type of protein that speeds up chemical reaction in the body. | Enzyme |
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