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Anatomy
Unit 1: The Body As a Whole
| Term | Definition |
|---|---|
| Metabolism | Steps involved in the breakdown of nutrient materials to produce energy. |
| Examples of elements | carbon, oxygen,phosphorus,copper and nitrogen |
| Chemsit John Dalton proposed the concept that matter is composed of what ? | Atoms |
| Achemical bond formed by the transfer of electrons from one atom to another is called an ? | Ionic or eclectrovalent ,bond. |
| What type of bond can exist between biologically important molecules? | Hydrogen bond |
| Three types of chemical reaction | synthesis reactions, decomposition reactions, exchange reactions |
| Results in the breakdown of a complex substance into two or more simpler substance | Decomposition reaction |
| What is catabolism | chemical reactions that breakdown larger food molecules into smaller chemical units, often releasing energy. |
| What is anabolism | Chemical reactions thta join simple molecules together to form more complex biomolecules-notably,carbohydrates,lipids,portiens and nucleic acids. |
| Reversible reactions | proceed in both directions. |