The Chemistry of Life
Part 1
Study Questions

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  1. What type of chemical bond gives water its biologically important properties?
  1. hydrogen bond
  2. peptide bond
  3. covalent bond
  4. ionic bond
  5. james bond
  1. What type of chemical reaction "hooks" two amino acids together?
  1. an aminoid reaction
  2. a condensation reaction
  3. a hydrolytic reaction
  4. a reduction reaction
  1. Which 2 of the following are compounds?
  1. glucose (C6H12O6)
  2. oxygen (O2)
  3. water (H2O)
  4. mercury (Hg)
  1. Which 3 of the following are molecules?
  1. glucose (C6H12O6)
  2. oxygen (O2)
  3. water (H2O)
  4. mercury (Hg)
  1. What are, biologically, the six most important elements?
  1. carbon, nitrogen, hydrogen, oxygen, calcium, phosphorous
  2. carbon, nitrogen, hydrogen, oxygen, sulfur, phosphorous
  3. carbon, nitrogen, hydrogen, calcium, sodium, water
  4. carbon, nitrogen, hydrogen, oxygen, sodium, sulfur
  1. Energy transformations are accomplished by manipulating protons.
TRUE
FALSE
  1. Non-polar bonds occur when there is an equal sharing of electrons between atoms.
TRUE
FALSE
  1. A reduction reaction occurs when an atom gives up one or more electrons.
TRUE
FALSE
  1. An atom with 8 protons and 8 neutrons would also have 8 electrons.
TRUE
FALSE
  1. Oxygen, with a total of 8 electrons, has eight electrons in its outer shell.
TRUE
FALSE
MATCHING:
(use lower case; incorrect responses will be replaced with a "?".)

11. molecule a. protons, electrons, neutrons

12. cohesive b. glucose (C6H12O6)

13. subatomic particles c. hydrogen bonding

14. adhesive d. oxygen (O2)

15. compound e. attraction between different molecules
B   R  I   G   H   A   M            Y   O   U   N   G       U   N   I   V   E   R   S   I    T   Y