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Bolology Vocab
october 24, 2007
| term | definition |
|---|---|
| flagellum | a hairlike structure made up of microtubules that function in locomotion. |
| microfilament | a polymer chain of the protein actin, the samaller in the cytoskeleton |
| microtubule | a hollow tube of protein that constitutes the largest strand in the cytoskeleton |
| chloroplast | a plastid containing chlorophyll, the site of photosynthesis |
| lysosome | an organelle containing digestive enzymes existing primarial in animal cells |
| golgi apparatus | a system of membranes in eukaryotic cells that modifies proteins for export by the cell |
| endoplasmic reticulum (ER) | a system of membraneous tubules and sacs in eukaryotic cells that function as a path along which molecules move from one part of the cell to another. |
| mitochondria | the organelle that is the site of aerobic resperation in eukaryotic cells |
| ribosome | an organelle that functions in the synthesis of proteins |
| Rough Endoplasmic Reticuluim | the portion of the endoplasmic reticulum (ER) that contains attatched ribosomes |
| eukaryote | a cell that contains a nucleus and membrane-bound organelles |
| cytoplasm | the region of a cell between the cell membrane and the nucleus |
| vacuole | a fluid filled orgganelle that stores enzymes or metabolic wastes in a plant cell |
| prokaryote | a unicellular organism that lacks a nucleus and membrane bound nucleus |
| cilia | a short hairlike organelle that extends from a cell and functions in locamotion or in the movement of substnces across the cell surface |
| cell membrane | the lipid bilayer that forms the outer boundry of a cell |
| organelle | one of several formed bodies with a specialized function that is suspended in the cytoplasm and found in eukaryotic cells. |
| plastid | an organelle of plant cells that contains starch, fats or pigments |
| cell wall | a rigid structure that surrounds the cells of plants, fungi, many protists, and more bacteria |
| cytoskeleton | a network of long protein strands in the cytosol that helps maintain the shape and size of a eukaryotic cell |