Podcast
Questions and Answers
Which of the following is NOT considered one of the 4 major types of biomolecules?
Which of the following is NOT considered one of the 4 major types of biomolecules?
- Carbohydrates
- Proteins (correct)
- Nucleotides
- Amino acids
Which chemical group can R represent in biomolecules?
Which chemical group can R represent in biomolecules?
- Amino group
- Carboxyl group
- Hydroxyl group
- Alkyl group (correct)
Which category does monosaccharides belong to?
Which category does monosaccharides belong to?
- Lipids
- Carbohydrates (correct)
- Nucleotides
- Amino acids
What is the primary function of nucleotides?
What is the primary function of nucleotides?
Which type of biomolecule is made up of polypeptides?
Which type of biomolecule is made up of polypeptides?
What are the abundant elements in living organisms?
What are the abundant elements in living organisms?
What is the primary reason for grouping the 20 amino acids according to the chemical nature of their side chains?
What is the primary reason for grouping the 20 amino acids according to the chemical nature of their side chains?
Why are L- and D-Enantiomers important in the context of amino acids?
Why are L- and D-Enantiomers important in the context of amino acids?
What is the significance of the Kjeldahl method in protein measurement?
What is the significance of the Kjeldahl method in protein measurement?
Why do different food items have different protein conversion factors for the Kjeldahl method?
Why do different food items have different protein conversion factors for the Kjeldahl method?
What is the purpose of using melamine in the context of protein adulteration?
What is the purpose of using melamine in the context of protein adulteration?
Which ionizable groups are present in free amino acids?
Which ionizable groups are present in free amino acids?
What is the role of the α-carboxyl group and α-amino group in amino acids?
What is the role of the α-carboxyl group and α-amino group in amino acids?
"Form II" of an amino acid, at physiological pH, has which charge(s)?
"Form II" of an amino acid, at physiological pH, has which charge(s)?
"K1" and "K2" are dissociation constants for which groups in an amino acid?
"K1" and "K2" are dissociation constants for which groups in an amino acid?
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