F324 Definitions Flashcards
1
Q
Hydrolysis reaction
A
Reaction with water or hydroxide ions that breaks a compound in two.
2
Q
Condensation reaction
A
A reaction in which two small molecules react together to form a larger molecule with the elimination of a small molecule e.g water.
3
Q
Zwitterion
A
Dipolar ionic form of an amino acid thats formed by the donation of a hydrogen ion from the carboxyl group to the amino group. Both charges are present so no overall charge.
4
Q
Isoelectric Point
A
The pH at which a zwitterion exits.
5
Q
Optical Isomers
A
Stereoisomers that are non-superimposable mirror images of each other (enantiomers).
6
Q
Chiral Carbon
A
A carbon atom attached to four different atoms or groups.
7
Q
Alpha amino acid
A
The -COOH group is attached to the same carbon atoms as the -NH2 group.
