Question
Use the diagram of the molecular structure of lactic acid to answer the question.
An illustration shows the structure of lactic acid as C single bond C with functional groups CH3 and OH attached to the first C atom and O and OH attached to the second C atom.
Which functional groups are represented in this molecular structure?
(1 point)
Responses
a methyl group, an amino group, and a carboxyl group
a methyl group, an amino group, and a carboxyl group
a sulfhydryl group, a hydroxyl group, and a carboxyl group
a sulfhydryl group, a hydroxyl group, and a carboxyl group
a sulfhydryl group, an amino group, and a carboxyl group
a sulfhydryl group, an amino group, and a carboxyl group
a methyl group, a hydroxyl group, and a carboxyl group
a methyl group, a hydroxyl group, and a carboxyl group
An illustration shows the structure of lactic acid as C single bond C with functional groups CH3 and OH attached to the first C atom and O and OH attached to the second C atom.
Which functional groups are represented in this molecular structure?
(1 point)
Responses
a methyl group, an amino group, and a carboxyl group
a methyl group, an amino group, and a carboxyl group
a sulfhydryl group, a hydroxyl group, and a carboxyl group
a sulfhydryl group, a hydroxyl group, and a carboxyl group
a sulfhydryl group, an amino group, and a carboxyl group
a sulfhydryl group, an amino group, and a carboxyl group
a methyl group, a hydroxyl group, and a carboxyl group
a methyl group, a hydroxyl group, and a carboxyl group
Answers
GPT-4o mini
The correct answer is:
**a methyl group, a hydroxyl group, and a carboxyl group**
Lactic acid (C3H6O3) has a methyl group (CH3), a hydroxyl group (–OH), and a carboxyl group (–COOH).
**a methyl group, a hydroxyl group, and a carboxyl group**
Lactic acid (C3H6O3) has a methyl group (CH3), a hydroxyl group (–OH), and a carboxyl group (–COOH).