Organic Reaction of Biomolecules

What bond is broken during hydrolysis of protein polypeptide chains?

• Ester link

• Amide/peptide link

• Ether/glycosidic link

What bond is broken during hydrolysis of triglycerides

• Ester link

• 1. Amide/peptide link

• 1. Ether/glycosidic link 

What bond is broken during hydrolysis of polysaccharides (carbohydrates link glycogen, cellulose and starch)?

• Ester link

• 1. Amide/peptide link

• 1. Ether/glycosidic link 

During the hydrolysis of a biomolecule, what is the other reactant that is required? (spell name out)

What is the opposite reaction of a hydrolysis reaction? ______________reaction

An ether (glycosidic) link is formed from a reaction between:

• Carboxyl and hydroxyl

• 1. Carboxyl and amino

• 1. Hydroxyl and hydroxyl

An ether (glycosidic) link looks like:

• COOH

• 1. COOC

• 1. CONH

• COC

An amide (peptide) link is formed from a reaction between:

• 1. Carboxyl and hydroxyl

• 1. Carboxyl and amino

• 1. Hydroxyl and hydroxyl

An amide (peptide) link looks like:

• 1. COOH

• COOC

• CONH

• COC

An ester link is formed from a reaction between:

• 1. Carboxyl and hydroxyl

• 1. Carboxyl and amino

• 1. Hydroxyl and hydroxyl