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Term
Definition
Cell...   The smallest functional and structural unit of all living organisms usually consists of a nucleus and a membrane.  
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Stimulus/ stimuli ..   Anything that causes a reaction or change in an organism or any part of an organism.  
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Homeostasis....   The maintenance of a constant internal state in a changing environment.  
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Sexual reproduction...   Reproduction in which the sex cells from two parents untie producing offspring that share traits from each parents.  
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Asexual reproduction ....   Reproduction that does not involve the union of sex cells in which one parent produces offspring identical to itself.  
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Heredity....   The passing of genetic traits from parent to offspring.  
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Metabolism .....   The sum of all chemical processes that occur in an organism.  
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Producer....   An organism that can make its own food by using energy from its surroundings.  
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Consumer .....   An organism that eats other organisms or organic matter.  
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Decomposer ....   An organism that gets energy by breaking down the remains of dead organisms or animals wastes and consuming or absorbing the nutrients.  
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Protein   A molecule that is made up of amino acids and is needed to build and repair body structures and regulate processes in the body.  
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Carbohydrate   A class of molecules that includes sugar, starches, and fiber contains carbon, hydrogen, and oxygen.  
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Lipid    
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  A fat molecule or a molecule that has similar properties examples include oils waxes and steroids.  
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Phospholipid   A lipid that contains phosphorus and that is a structural component in cell membranes  
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ATP   Adenosine TriPhoshate a molecule that acts as the main energy source for cell processes  
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Nucleic acid   A molecule made up of subunits called nucleotides  
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