객관식
What is the main characteristic that distinguishes hydrophilic functional groups from hydrophobic ones?
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2. Molecular Representations
Functional Groups
객관식
Which functional group pairing allows one amino acid to bond with another during peptide bond formation?
A
Methyl group () and hydroxyl group ()
B
Sulfhydryl group () and phosphate group ()
C
Amino group () and carboxyl group ()
D
Hydroxyl group () and carbonyl group ()
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검증된 단계별 안내1
Understand the structure of amino acids: Each amino acid contains an amino group (NH₂) and a carboxyl group (COOH). These are the key functional groups involved in peptide bond formation.
Recognize the process of peptide bond formation: During this process, the amino group of one amino acid reacts with the carboxyl group of another amino acid.
Identify the reaction type: The reaction between the amino group and the carboxyl group is a condensation reaction, where a molecule of water (H₂O) is released.
Visualize the bond formation: The nitrogen atom from the amino group forms a bond with the carbon atom of the carboxyl group, resulting in a peptide bond (C-N bond).
Consider the implications: This bond formation links amino acids together, creating a polypeptide chain, which is the basis for proteins.
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