Biochemistry: The study of chemical processes within and relating to living organisms

This is an MCQ-based quiz for GRE on the topic of Biochemistry.

Biochemistry includes many subspecialties such as neurochemistry, bioorganic chemistry, clinical biochemistry, physical biochemistry, molecular genetics, biochemical pharmacology, and immunochemistry.

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The heat of vaporization of water is ________

2260 J/g 2060 kJ/g 1060 J/g 1260 kJ/g

Based on which of the following enzymes Hydrolysis reactions are catalyzed?

Hydrolase Oxidoreductase Isomerase Ligase

The degree of ionization does not depend on which of the following parameter?

Nature of solvent Temperature Concentration Current

Which of the following is an imino acid?

Serine Alanine Glycine Proline

An enzyme that cleaves disulfide bridges would most disrupt a protein containing which amino acid sequence?

Tyr–Cys–Cys–Thr–Val–Leu Tyr–Cys–Val–Val–Leu–Thr All of the answers would be equally affected Cys–Leu–Val–Tyr–Tyr–Thr Val–Leu–Leu–Cys–Tyr–Thr

Of the following groups of nitrogenous bases, which does not contain a purine?

Cytosine, thymine, uracil Cytosine, thymine, guanine Adenine, guanine, thymine Guanine, uracil, adenine Thymine, adenine, cytosine

Which of the following will you most likely find in a steroid molecule?

Pentose sugar Nitrogenous base Cyclohexane ring Phosphate group

Which type of bond is created between carbohydrates and the sidechain amine of select asparagine residues in proteins?

O-glycosidic N-glycosidic Both are correct Neither is correct

Cellulose is a polymer that is composed of what monomer?

Galactose Fructose Glucose Glycogen Glycerol

Which of the following makes water a liquid at room temperature?

Noncovalent interactions Hydrogen bonds between water molecules Van der Waals forces of attraction Covalent bonding
Quiz/Test Summary
Title: Biochemistry: The study of chemical processes within and relating to living organisms
Questions: 10
Contributed by:
Diego