CHEMICAL PRINCIPLES CHAPTER 2 COMPLETE
QUESTIONS AND ANSWERS TESTED
SOLUTIONS GRADED A+
◉ 2.) Radioisotopes are frequently used to label molecules in a cell.
The fate of atoms and molecules in a cell can then be followed.
Assume Saccharomyces cerevisiae is grown in a nutrient medium
containing the radioisotope 32P. After a 48 hour incubation, the
majority of the 32P would be found in the S. cerevisiae's:
Answer: Plasma membrane
◉ 3.) Starch, dextran, glycogen, and cellulose are polymers of:
Answer: Glucose
◉ 4.) Which is a base:
Answer: NaOH --> Na+ + OH- (Substance dissociates into 1 or more
OH- (hydroxide) ions)
◉ 5.) 2 glucose molecules are combined to make a maltose molecule.
What is the chemical formula for maltose?
Answer: C12H22O11
QUESTIONS AND ANSWERS TESTED
SOLUTIONS GRADED A+
◉ 2.) Radioisotopes are frequently used to label molecules in a cell.
The fate of atoms and molecules in a cell can then be followed.
Assume Saccharomyces cerevisiae is grown in a nutrient medium
containing the radioisotope 32P. After a 48 hour incubation, the
majority of the 32P would be found in the S. cerevisiae's:
Answer: Plasma membrane
◉ 3.) Starch, dextran, glycogen, and cellulose are polymers of:
Answer: Glucose
◉ 4.) Which is a base:
Answer: NaOH --> Na+ + OH- (Substance dissociates into 1 or more
OH- (hydroxide) ions)
◉ 5.) 2 glucose molecules are combined to make a maltose molecule.
What is the chemical formula for maltose?
Answer: C12H22O11
