Living Things Chap1 Word Scramble
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| Term | Definition |
| organism | a living thing |
| cell | the basic unit of structure and function in an organism |
| unicellular | organisms that are composed of one cell |
| multicellular | organisms that are composed of many cells |
| stimulus | a change in an organism's surroundings that causes the organism to react |
| response | an action or a change in behavior |
| reproduce | to produce offspring that are similar to the parents |
| development | the process of change that occurs during an organism's life |
| water | the most abundant chemical in cells |
| carbohydrates | a cell's main energy source |
| proteins | one of the building materials of cells |
| lipids | another building material of cells |
| nucleic acids | the genetic material of cells |
| prokaryotic | unicellular organisms whose cells do not have a nucleus |
| eukaryotic | unicellular or multicellular organisms whose cells contain a nucleus |
| cell membrane | outer membrane of a cell that controls movement in and out of the cell |
| cell wall | an organelle that supports and protects cells |
| nucleus | a large oval organelle that contains DNA and controls the cell's activities |
| cytoplasm | the thick fluid region of a cell that holds the organelles in place |
| endoplasmic reticulum | an organelle that moves things from one part to another |
| ribosome | an organelle that makes proteins |
| golgi bodies | an organelle that packages, stores, and gives energy to cells |
| mitochondria | an organelle that breaks down food and gives energy to the rest of the cell |
| lysosome | an organelle that cleans up the waste products from the cell |
| vacuoles | an organelle that is a membrane-bound sac used for storage, digestion, and waste removal |
| chloroplast | an organelle where photosynthesis (captures energy from sunlight and changes it to an energy form that cells can use in making food) takes place |
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