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Ch 2 living things
| Term | Definition |
|---|---|
| Cell | The smallest functional and structural unit of all living organisms usually consists of a nucleus,cytoplasm, and a membrane |
| Stimulus | Anything that causes a reaction or change in an organism or any part of an organism |
| Homeostasis | The maintenance of a constant internal state in a changing environment |
| Sexual reproduction | Reproduction in which the sex cells from two parents unite producing offspring that share traits from both parents |
| Asexual reproduction | Reproduction that does not involve the union of sex cells and in which on parent produces offspring identical to itself |
| Heredity | The passing of genetic traits from parent to offspring |
| Metabolism | The sum of all chemical processes that occur in an organism |
| Producer | An organism that can make its own food by using energy from it surroundings |
| Consumer | An organism that eats other organisms or organic matter |
| Decomposer | An organism that gets energy by breaking down the remains of dead organisms or animal waste and consuming or absorbing the nutrients |
| Protein | A molecule that is made up of amino acids and that is needed to build and repair body structures and to regulate process in the body |
| Carbohydrate | A class of molecules that includes sugars,starches,and fiber contains carbon, hydrogen, and oxygen |
| Lipid | A fat molecule or a molecule that has similar properties examples including oilâs waxes and steroids |
| Phospholipid | A lipid that contains phosphorus and that is structural component in cell membranes |
| ATP | Adenosine TriPhosphate hey molecule for that acts as the main energy source for cell process |
| Nucleic acid | A molecule made up of substance called nucleotides |
Created by:
Emma.new