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Questions and Answers
Which enzymes are responsible for the conjugation of ubiquitin to target proteins?
Which enzymes are responsible for the conjugation of ubiquitin to target proteins?
- Ubiquitin-activating enzymes (E1)
- Ubiquitin-conjugating enzymes (E2)
- Ubiquitin ligases (E3)
- All of the above (correct)
What is the purpose of removing the α-amino group from amino acids?
What is the purpose of removing the α-amino group from amino acids?
- To produce energy (correct)
- To excrete it
- To prevent oxidative breakdown
- To incorporate it into other compounds
Which step is obligatory in the catabolism of all amino acids?
Which step is obligatory in the catabolism of all amino acids?
- Conjugation of ubiquitin
- Incorporation into other compounds
- Metabolism of carbon skeletons
- Removal of the α-amino group (correct)
What happens to the carbon skeletons of amino acids after the α-amino group is removed?
What happens to the carbon skeletons of amino acids after the α-amino group is removed?
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Which chapters in the main textbook cover the metabolism of proteins and nucleotides?
Which chapters in the main textbook cover the metabolism of proteins and nucleotides?
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