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Stack #1317242
| Question | Answer |
|---|---|
| cell | basic unit of living organisms. |
| compound light microscope | series of lenses to magnify objects. |
| cell theory | made up of three main ideas. |
| electron microscope | uses beam of electrons. |
| organelles | small specialized structures. |
| prokaryotes | do not have membranebound organelles. |
| eukaryotes | multicelluar organisms. |
| nucleus | central membranebound organelle that manages or contols cellular functions. |
| plasma membrane | flexible boundary between cell and its enviroment. |
| phospholipid | has a glycercole backbone. |
| fluid mosaic model | model of plasma membrane. |
| transpot proteins | move needed substances or waste materials through the plasma membrane. |
| cell wall | fairly rigid structure. |
| chromatin | strands of genetic material. |
| nucleolus | prominent organelle. |
| ribosomes | sites where cells produce proteins. |
| cytoplasm | clear, gelatinous fluid inside cell. |
| endoplasmic reticulum | site of celluar chemical reactions. |
| golgi apparatus | organelle after proteins are made. |
| vacuoles | temporary storage of materials. |
| lysosomes | organelles that contain digestive enzymes. |
| chloroplasts | cell organelles that capture light energy. |
| plastids | used for storage. |
| chlorophyll | traps light energy and gives color. |
| mitochondria | membrane-bound organelles in plant and animal cells. |
| cytoskeleton | support structure, within cytoplasm. |
| microtubules | thin hollow cylinders. |
| microfilaments | smaller, solid protein fibers. |
| cilia | short numerous projections that look like hairs. |
| selective permeability | membrane allows molecules to pass. |
| flagella | are longer projections that move with a whiplike motion. |