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Unit 2 Quiz 1

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
Cell   The smallest functional and structural unit of all living organisms  
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Organism   Any living thing  
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Cell Membrane   Protective layer that covers a cell's surface and acts as a barrier between the inside of a cell and the cell's environment  
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Cytoplasm   The region enclosed by the cell membrane that includes the fluid and all the organelles  
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Organelle   A small body in a cell's cytoplasm that is specialized to perform a specific function  
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Nucleus   The brain of the cell that contains the DNA in eukaryotic cells  
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Microscope   An instrument that makes small objects look larger  
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Cell Theory   A widely accepted explanation of the relationship between cells and living things  
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Mitochondria   Cellular respiration occurs here. Powerhouse of the cell. Has its own DNA.  
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Structure   What it looks like or is made of.  
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Function   Its job or what it does.  
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Cell Wall   The rigid supporting layer that surrounds the cells of plants and some other organisms.  
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Vacuole   A sac-like organelle that stores waste, food, or other materials needed by the cells.  
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Chloroplast   An organelle in the cells of plants and some other organisms that captures energy from sunlight and changes it to an energy form that cells can use in making food.  
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Created by: Lisa K Ball
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