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 sulfhydryl group, a hydroxyl group, and a carboxyl group
a sulfhydryl group, a hydroxyl group, and a carboxyl group

a methyl group, an amino group, and a carboxyl group
a methyl group, an amino 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

Answer 1

a methyl group, a hydroxyl group, and a carboxyl group