AP BIO UNIT 1: BIOCHEMISTRY
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20 QuestionsShow answers
  • Question 1
    120 seconds
    Q. The image below shows a polymer of glucose molecules. What type of macromolecule is this?
    answer choices
    carbohydrate
    protein
    lipid
    nucleic acid
  • Question 2
    120 seconds
    Q. What type of macromolecule is shown in the image below?
    answer choices
    Carbohydrate
    Nucleic Acid
    Fatty Acid
    Protein
  • Question 3
    120 seconds
    Q. An unknown molecule contains a sugar and a phosphate group. It is likely what?
    answer choices
    carbohydrate
    protein
    lipid
    nucleic acid
  • Question 4
    120 seconds
    Q. Larger polymers are formed when monomers are joined together by a _______ reaction.
    answer choices
    dehydration synthesis
    digestion
    hydrolysis
    redox
  • Question 5
    120 seconds
    Q. What is the monomer of proteins?
    answer choices
    monosaccharides
    amino acids
    phospholipids
    nucleotide
  • Question 6
    120 seconds
    Q. What is the ratio carbon:hydrogen:oxygen in carbohydrates?
    answer choices
    1:1:1
    1:2:1
    2:1:1
    2:1:2
  • Question 7
    120 seconds
    Q. Which of the macromolecules contain nitrogen?
    answer choices
    proteins only
    nucleic acids only
    proteins and lipids
    nucleic acids and proteins
  • Question 8
    120 seconds
    Q. What is the function of fats for living organisms?
    answer choices
    short term energy storage
    store hereditary information
    long term energy storage
    catalyze metabolic reactions
  • Question 9
    120 seconds
    Q. Identify the macromolecule in the image below.
    answer choices
    carbohydrate
    nucleic acid
    protein
    lipid
  • Question 10
    120 seconds
    Q. How are the subunits of proteins linked together?
    answer choices
    ionic bonds
    amino acids
    monomers
    peptide bonds
  • Question 11
    120 seconds
    Q. Which statement about polymers is not true?
    answer choices
    polymers consist of more than one type of monomer
    polymers are broken down through hydrolysis
    polymers are synthesized through dehydration synthesis
    All are untrue
  • Question 12
    120 seconds
    Q. The image depicts which level of structure in proteins?
    answer choices
    primary
    secondary
    tertiary
    quaternary
  • Question 13
    120 seconds
    Q. Which 4 elements make up most of all living matter?
    answer choices
    Carbon, Hydrogen, Nitrogen, Oxygen
    Carbon, Oxygen, Sodium, Potassium
    Carbon, Hydrogen, Calcium, Nitrogen
    Carbon, Oxygen, Nitrogen, Sulfur
  • Question 14
    120 seconds
    Q. Which of the following is NOT involved in capillary action in plants?
    answer choices
    Capillary ActXylem (transport tissue)ion
    Adhesion
    Cohesion
    pH
  • Question 15
    120 seconds
    Q. Which kingdoms contain Eukaryotes?
    answer choices
    Bacteria and Archaea
    Bacteria and Animalia
    Fungi and Protista
    Archaea and Plantae
  • Question 16
    120 seconds
    Q. When atoms share electrons unequally...
    answer choices
    a nonpolar covalent bond is formed.
    an ionic bond is formed.
    a polar covalent bond is formed.
    a hydrogen bond is formed.
  • Question 17
    120 seconds
    Q. Which type of lipid forms the primary structure of the cell membrane?
    answer choices
    triglycerides
    wax
    cholesterol
    phospholipid
  • Question 18
    120 seconds
    Q. When water freezes the molecules form a matrix by forming hydrogen bonds and
    answer choices
    sinking in water
    becomes more dense than water
    becomes less dense than water
    becoming more tightly packed
  • Question 19
    120 seconds
    Q. If a hydroxyl functional group is present, which of the following is likely to be true?
    answer choices
    The compound will dissolve in water.
    The compound is hydrophobic.
    The compound will not form hydrogen bonds.
    The compound is nonpolar.
  • Question 20
    120 seconds
    Q. What is the difference between carbon-12 and carbon-14? (Hint: 12 and 14 are mass #)
    answer choices
    The number of protons in the nucleus.
    The number of protons and neutrons in the nucleus.
    The number of neutrons in the nucleus.
    The number of electrons in the orbitals.
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