Podcast
Questions and Answers
What is the nature of the peptide bond in terms of electron delocalization?
What is the nature of the peptide bond in terms of electron delocalization?
- It has full single bond character.
- It has no bond character at all.
- It exhibits triple bond character.
- It possesses partial double bond character. (correct)
Where does a protein's polypeptide sequence typically begin and end?
Where does a protein's polypeptide sequence typically begin and end?
- C=O group to NH group
- NH group to C=O group (correct)
- Carboxylate group to amino group
- Amino group to carbonyl carbon
In a peptide bond, which atoms are involved in bond formation?
In a peptide bond, which atoms are involved in bond formation?
- Carbon and hydrogen
- Carbonyl carbon and amino nitrogen (correct)
- Nitrogen and sulfur
- Hydrogen and oxygen
Which end of a protein is typically more likely to have positively charged amino acids?
Which end of a protein is typically more likely to have positively charged amino acids?
How are the physical and chemical properties of proteins determined?
How are the physical and chemical properties of proteins determined?
How is the size of a polypeptide typically expressed?
How is the size of a polypeptide typically expressed?
What is the primary factor that determines the physical and chemical properties of a protein?
What is the primary factor that determines the physical and chemical properties of a protein?
Which statement about the peptide bond is true?
Which statement about the peptide bond is true?
What is the direction of the dipole moment in a polypeptide backbone?
What is the direction of the dipole moment in a polypeptide backbone?
Which amino acids are more likely to be found near the negative end of the dipole moment in a polypeptide chain?
Which amino acids are more likely to be found near the negative end of the dipole moment in a polypeptide chain?
What is the molecular weight of a protein expressed in?
What is the molecular weight of a protein expressed in?
What is the primary difference between an oligopeptide and a polypeptide?
What is the primary difference between an oligopeptide and a polypeptide?
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