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Chapterrr7 vocab
| Question | Answer |
|---|---|
| cells | the basic units of life |
| cell theory | a fundamental concept of biology |
| nucleus | a large membrane-enclosed structure that contains the cell's genetic material in form of DNA |
| eukaryotes | cells that contain nuclei |
| prokaryotes | cells that do not contain nuclei |
| organelles | "little organs" |
| cytoplasm | the portion of the cell outside the nucleus |
| nuclear envelope | composed of two membranes |
| chromatin | the granular material you can see in the nucleus |
| chromosomes | contain the genetic information that is passed from one generation of cells to the next |
| nucleolus | where there assembly of ribosomes begins |
| ribosomes | small particles of RNA and protein found throughout the cytoplasm |
| endoplasmic reticulum | the site where lipid components of the cell membrane are assembled, along with proteins and other materials that are exported from the cell |
| golgi apparatus | proteins produced in the rough ER ove next into an organelle |
| lysosomes | small organelles filled with enzymes |
| vacuoles | store materials such as water, salts, proteins,and carbohydrates |
| mitochondria | organelles that convert the chemical energy stored in food into compounds that are more convenient for the cell to use |
| chloroplasts | organelles that capture the energy from sunlight and convert it into chemical energy in a process called photosynthesis |
| cytoskeleton | eukaryotic cells are given their shape and internal organization by a supporting struture |
| centrioles | located near the nucleus and help to organize cell division |
Created by:
ninaf
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