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Vocab

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
Biology   The study of living things.  
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Abiotic   Nonliving factors in an environment.  
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Biotic   Living factors in an environment.  
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Independent Variable   What is being tested; the variable that is manipulated.  
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Dependent Variable   The responding variable; responds to the changes made to the independent  
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Contant   Stays the same throughout the experiment.  
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Control Group   The group that acts as the standard for comparison. The “normal” group.  
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pH   Measurement of how acidic of basic a solution is.  
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Acidic   Has a pH below 7  
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Basic   Has a pH above 7  
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Neutral   Has a pH of 7 (pure water)  
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Organic Molecules   Have the element Carbon in them.  
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Inorganic Molecules   Do not have the element Carbon in them.  
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Carbohydrates   Also known as saccharides. Main source of energy (short term). Subunits: monosaccharides.  
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Cellulose   Complex carbohydrate found in within the cell walls of plants. Used for structural purposes.  
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Glycogen   Carbohydrate found in animal cell muscles and liver. Used for energy storage. (short term)  
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Lipds   Used for long term energy storage, some structure, insulation. Found in cell membrane. No real subunits, but made of glycerol and fatty acids.  
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Proteins   Used for everything. Subunit: Amino Acids.  
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Metabolism   The sum of all chemical reactions in an organism.  
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Catabolism   Breaking down of molecules.  
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Anabolism   Building up of molecules.  
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Enyzme   Protein that speeds of chemical reactions by lowering the amount of energy (activation energy) required for the reaction to take place.  
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Catalyst   Another name for enzyme.  
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Substrate   Molecule that enzymes work on  
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Products   What the enzyme helps produce in the reaction  
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Active Site   Part of the enzyme the substrate molecule fits in to.  
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Denature   Changing the shape of a protein (enzyme), mostly by temperature or pH.  
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Amino Acids   Building blocks of proteins  
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Nucleic Acids   Transmit hereditary and genetic information. Subunits: Nucleotides  
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Universal Solvent   Water. It is said to be a universal solvent because it dissolves more substances than anything else.  
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Solvent   A substance that dissolves other things.  
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Solute   A substance that is dissolved.  
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Solution   Mixture of both a solvent and a solute.  
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Bi   Two  
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Bio   Life  
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Co   With, together  
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Di   Two  
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Homeo   Same  
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Logy   Study of  
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Tri   Three  
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Uni   One, single  
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Amyl   Starch  
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Ana   Up  
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Ase   Enzyme  
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Cata   Down  
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Gluc   Sugar  
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Gylc   Sugar  
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Hydr   Water  
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Iso   Same  
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Lip   Fat  
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Lysis   Break down  
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Macro   Large  
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Mono   One  
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Ose   Sugar  
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Poly   Many  
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Sacchr   Sugar  
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Syn   With, together  
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