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Vocabulary 2016 #1

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Term
Definition
acid   substance with a pH that is lower than 7 (pH of 1 is stronger than pH of 6)  
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amino acids   small units connected together to form proteins  
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atoms   smallest unit of matter  
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carbohydrates   compounds made of carbon, hydrogen or oxygen and used for energy in cell  
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chemical bonds   atoms are connected together by these which store energy  
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compound   the result of different atoms connected together  
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dependent variable   data collected in an experiment (Hint: D = data)  
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element   pure substance which consists of one type of atom  
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excretion   getting rid of an organism's metabolic waste  
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hypothesis   statement made before an experiment which predicts the outcome of the experiment  
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independent variable   variable that I control (Hint: I = independent)  
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inference   using prior knowledge to figure something out  
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lipids   fats, oils, waxes  
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nucleic acids   DNA and RNA  
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nutrition   getting and using materials from the environment  
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observation   using your senses to gather information  
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organic   molecules which contain both C (carbon) and H (hydrogen)  
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regulation   life function of controlling the cell's activities  
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respiration   process of releasing energy molecules from food  
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synthesis   connecting small molecules into large molecules  
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Created by: Ms.Sala
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