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of 121 available terms
(2 exact duplicates found)

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5 Written questions

5 Matching questions

  1. amino acid
  2. electron
  3. villi
  4. proton
  5. kinetic energy
  1. a An organic molecule possessing both carboxyl and amino groups
  2. b A subatomic particle with a single negative charge; one or more electrons move around the nucleus of an atom
  3. c A subatomic particle with a single positive electrical charge, found in the nucleus of an atom
  4. d A fingerlike projection of the inner surface of the small intestin
  5. e The energy of motion, which is directly related to the speed of that motion

5 Multiple choice questions

  1. A chemical process that lyses, or splits, molecules by the addition of water; an essential process in digestion
  2. A chemical bond resulting from the attraction between oppositely charged ions
  3. The particular shape of a complex, aggregate protein, defined by the characteristic three-dimensional arrangement of its constituent subunits, each a polypeptide
  4. The total amount of kinetic energy due to molecular motion in a body of matter
  5. A functional group consisting of a hydrogen atom joined to an oxygen atom by a polar covalent bond. Molecules possessing this group are soluble in water and are called alcohols

5 True/False questions

  1. alpha helixA spiral shape constituting one form of the secondary structure of proteins, arising from a specific hydrogen-bonding structure

          

  2. herbivoreThe attraction between different kinds of molecules

          

  3. nucleus (of an atom)A polymer consisting of many nucleotide monomers; serves as a blueprint for proteins and, through the actions of proteins, for all cellular activity

          

  4. omnivoreeats meat and plants

          

  5. primary structureThe particular shape of a complex, aggregate protein, defined by the characteristic three-dimensional arrangement of its constituent subunits, each a polypeptide

          

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