Biomolecules

Topics in this chapter

• Enzyme Structure and Cofactors
• Enzyme Kinetics and Inhibition
• Carbohydrates and Lipids
• Amino Acids and Proteins
• Nucleic Acids and DNA
• Biomolecule Organization and Pools

Cheat sheet

Practice questions

1. Question 1Q-2B57A9

   Which of the following is a non-reducing sugar?

   1. A.Glucose
   2. B.Fructose
   3. C.Maltose
   4. D.Sucrose
   See the answer and solution
2. Question 2Q-08862D

   Identify the correct pairing of the nitrogenous base with its respective category among purines and pyrimidines.

   1. A.Adenine and Cytosine - Purines
   2. B.Guanine and Uracil - Pyrimidines
   3. C.Cytosine and Thymine - Pyrimidines
   4. D.Thymine and Adenine - Pyrimidines
   See the answer and solution
3. Question 3Q-E91272

   In a double-stranded DNA molecule, the percentage of thymine is 20%. What will be the percentage of guanine according to Chargaff's rules?

   1. A.20%
   2. B.30%
   3. C.40%
   4. D.60%
   See the answer and solution
4. Question 4Q-D3845C

   Which of the following is an example of an amino acid that contains an alcoholic group in its side chain?

   1. A.Glycine
   2. B.Serine
   3. C.Alanine
   4. D.Cysteine
   See the answer and solution
5. Question 5Q-AFCE8E

   Which functional class of enzymes catalyzes the linking together of two compounds, such as joining of C-O, C-S, C-N, or P-O bonds?

   1. A.Transferases
   2. B.Hydrolases
   3. C.Ligases
   4. D.Lyases
   See the answer and solution