PRELIM 01 - Integration and Synthesis of Proteins and Enzymes

Question 1

4 biomolecules found in living organisms

Answer 1

Proteins, Nucleic acids, Carbohydrates, Lipids

Question 1

Is the basic unit of a living organism

Answer 1

Cell

Question 2

4 chemical groups attached to the α-carbon

Answer 2

Hydrogen, Amino group, Carboxyl group, Side chain (R)

Question 3

Sequence of amino acids from N-terminus to C-terminus

Answer 3

Primary structure

Question 4

Bonds present in primary structure

Answer 4

Peptide bond

Question 5

Spatial arrangement on certain regions of the polypeptide chain

Answer 5

Secondary structure

Question 6

Bonds present in secondary structure

Answer 6

Intramolecular H-bonding

Question 7

3D organization of the polypeptide chain

Answer 7

Tertiary structure

Question 8

Bonds present in tertiary structure

Answer 8

Intramolecular bonding between R-groups

Question 9

Arrangement of subunits in the complex protein

Answer 9

Quaternary structure

Question 10

3 examples of denaturing agents

Answer 10

Heat, Chaotropic agents, Reducing agents

Question 11

3 examples of chaotropic agents

Answer 11

Urea, Alcohol, Detergent

Question 12

Example of reducing agent

Answer 12

Mercaptoethanol