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lesson 5

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
        Help!  

Term
Definition
Homeostasis   The maintenance of a constant internal state in a changing environment.  
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diffusion   The movement of particles from regions of higher density to regions of lower density.  
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photosynthesis   The process by which plants use sunlight, carbon dioxide, and water to make food.  
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omosis   The diffusion of water through a semipermeable membrane.  
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cellular respiration   The process by which cells use oxygen to produce energy from food.  
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mitosis   In eukaryotic cells, a process of cell division that froms two new nuclei, each of which has the same number of chromosomes.  
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active transport   The movement of substances across the cell membrane that requires the cell to use energy  
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endocytosis   The process by which  
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passive transport    
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exocytosis    
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Created by: czimmerman123
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