Biochemistry Crossword Puzzle Essay

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Basic
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A solution that has less hydrogen ions than pure water
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Cellulose
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A fibrous carbohydrate found in the cell wall of plants
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Solvent
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The substance in a solution that does the dissolving of another substance
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Substrate
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A molecule that is a reactant in an enzymatic reaction
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Solute
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The substance that gets dissolved in a solution
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Glycerol
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One of two building blocks of lipids
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Compound
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The chemical combination of two or more elements in definite proportions
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Atom
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The basic unit of all matter
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Element
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A pure substance consisting of all the same type of atom
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Acidic
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A solute that has more hydrogen ions than pure water
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Mixture
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A substance composed of two or more elements or compounds that are not chemically combined
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Active site
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A pocket or groove on the surface of an enzyme into which a substrate molecule will fit
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Positive
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The charge on an atom that has lost electrons
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Fatty acids
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One of two building blocks of lipids
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Polar
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This type of molecule has atoms that share electrons unequally resulting in a molecule that has a positive and a negative end
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pH
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A measure of how acidic or basic a substance is
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Hydrogen bond
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The attraction between the oxygen of one water molecule with the hydrogen of a different water molecule
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Amino acids
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One of two building blocks of protein
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Ion
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An atom that has a charge
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Polysaccharide
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Composed of many, many molecules of glucose
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Ionic
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The type of bond formed when atoms exchange or transfer electrons
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Covalent
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The type of bond formed when atoms share electrons
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Carbohydrates
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Type of organic compound containing C, H, and O in a 1:2:1 ratio
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chemical bonds
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The forces that hold atoms together in a compound
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Cohesion
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The attraction between like molecules
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Proton
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The subatomic particle with a positive charge
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Unsaturated
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A fat that does contain one or more carbon to carbon double bonds
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Macromolecules
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Term meaning “giant molecules”
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Negative
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The charge of an atom that has gained electrons
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Saturated
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A fat that contains no carbon to carbon double bonds
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Enzyme
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Biological substances that speed up chemical reactions inside cells
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Glycogen
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Found only in animals; a method of storing excess food
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Neutron
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Subatomic particle with a neutral charge
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Electron
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The subatomic particle with a negative charge
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Nucleic acid
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DNA and RNA belong to this group of organic compounds
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Lipids
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Fats, oils, and waxes
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Starch
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Found only in plants; a method of storing excess food
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Simple sugars
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The building blocks of carbohydrates
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Organic
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Compounds that contain carbon atoms bonded to other carbon atoms

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