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5 Written questions

5 Matching questions

  1. atomic mass
  2. cytosine
  3. saturated fatty acid
  4. peptide bond
  5. ADP (adenosine diphosphate)
  1. a the sum of protons and neutrons in an atom
  2. b neuclotide. consists of the pyrophosphate group, the pentose sugar ribose, and the nucleobase adenine.
    is the product of ATP dephosphorylation by ATPases. is converted back to ATP by ATP synthases. ATP is an important energy transfer molecule in cells.
  3. c the bond that joins any two amino acids
  4. d a base of DNA must be paired with thymine
  5. e have no double covalent bonds between carbon atoms

5 Multiple choice questions

  1. when the sharing of electrons between 2 atoms is fairly equal
  2. substances that either take up hydrogen ions(H+) or release hydroxide ions (OH-)
  3. of animal origin. solid at room temp
  4. when two atoms share electrons in such a way that each atom has an octet of electrons in the outer orbital
  5. subatomic particle with a negative charge

5 True/False questions

  1. dehydration reactioncomponents of water are added to degrade polymers


  2. carbohydratefunction for quick fuel and short-term energy storage in all organisms. characterized by the presence of the atomic grouping H--C--OH. ratio of nydrogen atoms to oxygen atoms is 2:1


  3. glycogenready storage forms of glucose in animals


  4. oilof plant origin and are liquid at room temperature


  5. thymine (T)type of base in DNA paired with adenine