Functional Groups in Macromolecules

Which functional group is present in carbohydrates?

• carboxyl group

• amino group

• phosphate group

• hydroxyl group

Which functional group is present in proteins?

• amino group

• ketone group

• hydroxyl group

• carboxyl group

Which functional group is present in lipids?

• hydroxyl group

• amine group

• ester group

• carboxyl group

Which functional group is present in nucleic acids?

• amino group

• carboxyl group

• hydroxyl group

• phosphate group

Which functional group is responsible for the acidity of carboxylic acids?

• amine group

• carboxyl group

• ketone group

• hydroxyl group

Which functional group is responsible for the basicity of amines?

• carboxyl group

• hydroxyl group

• sulfhydryl group

• amino group

Which functional group is responsible for the polarity of alcohols?

• hydroxyl (-OH)

• sulfhydryl (-SH)

• amino (-NH2)

• carboxyl (-COOH)

Which functional group is responsible for the energy storage in ATP?

• hydroxyl group

• phosphate group

• amino group

• carboxyl group

Which functional group is responsible for the formation of peptide bonds in proteins?

• Amino and carboxyl groups

• Hydroxyl and carbonyl groups

• Phosphate and ester groups

• Sulfhydryl and disulfide groups

Which functional group is responsible for the formation of ester bonds in lipids?

• amino group

• phosphate group

• carboxyl group

• hydroxyl group