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Science Test Notes
| Question | Answer |
|---|---|
| Archea Bacteria Protist Yeast | Unicellular Organisms |
| Animals Plants Mushrooms Some Algea | Multicellular Organisms |
| 1. Cell 2. Tissue 3. Organ 4. Organ system 5. Organism | Levels of Organization |
| 2 types of cell division | somatic cells sex cells |
| Mitosis | 23 Pairs of chromosomes -> 46 pairs of Chromosomes -> two 1 cell with 23 pairs |
| Biological Stains | Meth-line blue, Iodine Color/Enhance organelles so we can view under microscope. (Con - kills cells) |
| Cell Theory | 1. All cells are made from other cells 2. Cells are the basic unit of life 3. All living things are composed of one or more cells |
| Cell Cycle | 1. Prophase 2. Metaphase 3. Anaphase 4. Telophase |
| Cytokinosis | The dividing of 2 cells |
| Who invented the simple microscope? | Anton Van Leewenhoek |
| WHo invented the simple microscope? | Robert Hooke |
| TEM microscope pourpose | looks inside 2-D most powerful microscope black and white cannot view living things |
| SEM microscope pourpose | looks at surface more like 3-D less powerful than TEM can view living things black and white |
| Active transport | the movement of materials from low to high concentration. It takes energy from the cell. |
| Cell membrane | flexible layer around all cells |
| cell wall | non-living boundary layers around plant cells |
| centrolies | helps animal cells with cell division |
| chloroplasts | green organelles in plant cells that carries on photosynthesis |
| cytoplasm | jelly-like substance inside cell |
| chromosomes | a strand of genetic material made up of jenes |
| diffusion | the movement of materials from high to low concentration |
| er (endoplasmic reticulum) | organelles that helps transport materials in the cell |
| Osmosis | movement of water in or out of cell |
| Passive transport | movement of materials in or out of cells |
| mitochondria | powerhouse of the cell |
| mitosis | cell division / cell dividing into 2 |
| nucleur membrane | a double layer around nucleus |
| nucleus | control center of cell |
| passive tranport | when materials flow from high to low concentration through membrane and does not use any energy |
| ribosomes | organelle that makes protein |
| vacuoles | stores food, water, or waste from cell |
| nucleolus | small body in nucleus |
| lysosomes | breaks down food and destroys foreign substances |
Created by:
hannahrhudy
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