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Biochem

Quiz by Crystal L. Wood

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20 questions
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  • Q1
    Proteins are made of monomers called ___________
    nucleotides
    monosaccharides
    triglyceride
    amino acids
    30s
  • Q2
    The element _______is found in all of the organic compounds.
    carbon
    nitrogen
    oxygen
    iron
    30s
  • Q3
    _________ are composed out of carbon (C), hydrogen (H), oxygen (O), nitrogen (N), and phosphorus (P)
    proteins
    nucleic acids
    lipids
    carbohydrates
    30s
  • Q4
    DNA and RNA are examples of
    lipids
    proteins
    carbohydrates
    nucleic acids
    30s
  • Q5
    Monosaccharides are monomers of
    carbohydrates
    nucleic acids
    proteins
    lipids
    30s
  • Q6
    Water is made up of
    carbon and hydrogen
    all hydrogen
    hydrogen and oxygen
    all oxygen
    30s
  • Q7
    A water molecule is polar because one end is positive and one end is negative.
    false
    true
    30s
  • Q8
    The attraction between molecules of the same substance.
    surface tension
    adhesion
    cohesion
    30s
  • Q9
    Because ice floats in water, we know that it is __________________________.
    adhesive
    less dense than water
    cohesive
    aslvent
    30s
  • Q10
    When water dissociates it creates...
    Hydrogen ions and Hydroxide ions
    Hydrogen ions and Oxygen ions
    Hydrogen and Oxygen gas
    Hydronium ions
    30s
  • Q11
    Molecules are
    2 or more atoms bound together
    2 atoms bound together
    2 elements bound together
    30s
  • Q12
    The nucleus of an atom contains
    protons and neutrons
    protons and electrons
    neutrons and electrons
    30s
  • Q13
    Ions are
    atoms that have gained or lost electrons
    atoms that gain or lose protons
    atoms that gain or lose neutrons
    30s
  • Q14
    A covalent bond forms when
    oppositely charged atoms are attracted
    atoms share electrons
    Hydrogen bonds to another element
    30s
  • Q15
    Bond between oppositely charged atoms
    peptide
    hydrogen
    covalent
    ionic
    30s

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