객관식
Which type of bond is responsible for linking amino acids together in a polypeptide chain?
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4. Protein Structure
Peptide Bond
객관식
Which type of chemical bond is formed between the carboxyl group of one amino acid and the amino group of another during peptide bond formation?
A
Hydrogen bond
B
Ionic bond
C
Peptide bond (amide bond)
D
Disulfide bond
검증된 단계별 안내1
Understand the context: Peptide bond formation occurs during protein synthesis, where amino acids are linked together to form polypeptides.
Identify the functional groups involved: The carboxyl group (-COOH) of one amino acid and the amino group (-NH2) of another amino acid participate in the reaction.
Describe the reaction mechanism: A condensation reaction occurs, where a molecule of water (H2O) is removed as the carboxyl group and amino group combine.
Explain the bond formed: The resulting bond is a covalent bond known as a peptide bond (or amide bond), which links the carbon atom of the carboxyl group to the nitrogen atom of the amino group.
Clarify the significance: Peptide bonds are essential for forming the primary structure of proteins, enabling amino acids to be joined in a specific sequence.
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