- A Ionic bond
- B Glycosidic bond
- C Peptide bond
- D Phosphodiester bond
Correct answer: C. Peptide bond
Explanation: Amino acids are linked by peptide bonds, formed between the carboxyl group of one amino acid and the amino group of the next.
Concept context
Carbohydrates, proteins, lipids, nucleic acids, and enzyme kinetics. Essential foundation for understanding metabolism.