BPS 2110 - Module 2 Exam Questions And Correct Answers
Modular Biological Molecules (4) - ANSWER - Protein
- Nucleic acids
- Polysaccharides
- Lipids
a. Protein - ANSWER Linear chain of amino acids
- Amide bonds
b. Nucleic acids - ANSWER Linear chain of nucleotides
- Phosphate esters
c. Polysaccharides - ANSWER Linear chains of sugars, some are branched
- Acetals
d. Lipids - ANSWER Linear chains of acetate or propionate
- Reduced aldol (1,3-dicarbonyl)
Modular construction - ANSWER Fast assembly of complex structures using simple
molecule components
Modular construction requirements- ANSWER 1 enzyme system for each biomolecule
type and function
Types of enzymes used for modular construction (2) - ANSWER - Ribosomes (Make
proteins)
, - Proteasome (Disassemble protein)
Drugs Common & Uncommon Targets - ANSWER Proteins & Nuclease
How do drugs produce an effect - ANSWER Binding to a biological molecule
How do drugs interact with biological molecules - ANSWER 3-D way
Non-covalent interactions ANSWER Shape and pattern of electron density determine
binding
Covalent bond interactions ANSWER React chemically with biological molecules
How are amino acids similar ANSWER - Same backbone
- Same stereochemistry
How do amino acids differ ANSWER Side (R) chains
Peptides ANSWER Linear chains of amino acids
Peptide bond ANSWER The bond between 2 amino acids
Formation of peptide bonds ANSWER 1) Loss of the OH-leaving group
2) N2H of another molecule binds
3) N2H becomes NH
Nucleophilic substitution of carboxylates - ANSWER 1) Addition of a nucleophile
2) Elimination of a leaving group
Modular Biological Molecules (4) - ANSWER - Protein
- Nucleic acids
- Polysaccharides
- Lipids
a. Protein - ANSWER Linear chain of amino acids
- Amide bonds
b. Nucleic acids - ANSWER Linear chain of nucleotides
- Phosphate esters
c. Polysaccharides - ANSWER Linear chains of sugars, some are branched
- Acetals
d. Lipids - ANSWER Linear chains of acetate or propionate
- Reduced aldol (1,3-dicarbonyl)
Modular construction - ANSWER Fast assembly of complex structures using simple
molecule components
Modular construction requirements- ANSWER 1 enzyme system for each biomolecule
type and function
Types of enzymes used for modular construction (2) - ANSWER - Ribosomes (Make
proteins)
, - Proteasome (Disassemble protein)
Drugs Common & Uncommon Targets - ANSWER Proteins & Nuclease
How do drugs produce an effect - ANSWER Binding to a biological molecule
How do drugs interact with biological molecules - ANSWER 3-D way
Non-covalent interactions ANSWER Shape and pattern of electron density determine
binding
Covalent bond interactions ANSWER React chemically with biological molecules
How are amino acids similar ANSWER - Same backbone
- Same stereochemistry
How do amino acids differ ANSWER Side (R) chains
Peptides ANSWER Linear chains of amino acids
Peptide bond ANSWER The bond between 2 amino acids
Formation of peptide bonds ANSWER 1) Loss of the OH-leaving group
2) N2H of another molecule binds
3) N2H becomes NH
Nucleophilic substitution of carboxylates - ANSWER 1) Addition of a nucleophile
2) Elimination of a leaving group
