biomed 3.1 and 3.2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Atom | The smallest piece of an element that can exist either alone or in combination
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| calorie | The amount of heat energy required to raise the temperature of 1g of water 1degree celsius; or the enrgy released as one gram cools by one degreeC; the food calorie (C) is actually a kilocalorie
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| chemical bond | an attractive force that holds together atoms, molecules, or ions.
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| Compound | a substance consisting of 2 or more elements in a fixed ratio
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| Covalent bond | Type of chem bond where 2 or more atoms share e-
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| element | /the smallest part of a substance that contains all the properties of the substance, and is composed of one or more atoms
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| homeostasis | the stead-state psychological condition of the body
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| hydrogen bond | a weak chem bond between the polar ends of two polar molecules
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| ionic bond | a chem bond resulting from two oppositely charged ions
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| Molecule | two or atoms held together through covalent bonds
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| nutrient | a substance that is needed by the body to maintain life/health
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| Polarity | A lack of electrical symmetry in a molecule. charge difference on opposite ends of a molecule
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| Solute | substance that is dossolved in a solution
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| Solvent | Substance that dissolves the solute in a solution
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| Solution | A liquid that is a homogeneous mixture of two or more substances
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| Adenosine Triphosphate (ATP) | compound made of an adenosine and three phosphates, supplies energy for many biochemical processes by undergoing enzymatic hydrolosis
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| Amino acid | An organic monomer which serves as a building block of proteins
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| Carbohydrate | a sugar iin the form of a monosaccharide, diasaccharideor a polysaccharide
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| chemilcal indicator | a substance used to vshow visually usually by its capacity to color change , the condition of a solution with respect to the presence of free acid or alkali or some other substance
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| Dehydration Synthesis | reaction where two molecules bond together, ut lose a water molecule
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| Diasaccharide | a double sugar molecule, two monosaccharides bonded by dehydration synthesis
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| electrolyte | any of the ions that in a biological fluid relegate or affect most biological processes
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| glucose | monomer of a carbohydrate, a simple sugear
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| hydrolosis | A chemical process that splits a molecule by adding water
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| Lipid | One of a family of compounds including; fats, phospholipids and steroids that are soluble in water
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| macromolecule | a type of giant molecule formed by joining smaller molecules which include proteins, polysaccharides, lipids, and nucleur acids
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| monomer | the subunit that serves as the building block of a polymer.
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| Monosaccharide | a single sugar molecule such as glucose or gructose, the simplest of sugars.
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| polymer | a larger molecule consisting of many repeating chemical units or molecules linked together
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| polysaccharide | a polymer of thousands of simple sugars formed by dehydration synthesis
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| protein | a three dimensional polymer made of monomers of amino acids
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