Enzyme Regulation - Reversible Covalent Modification

Description

This quiz assesses the content covered in the notes and flash cards concerning regulation of enzymatic activity by reversible covalent modifications.
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Quiz by daniel.praecox, updated more than 1 year ago More Less
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Created by jill.examtime almost 11 years ago
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Resource summary

Question 1

Question
Which answer best describes Reversible Covalent Modification?
Answer
  • Making and Breaking of Covalent Bonds
  • Formation of Hydrogen Bonds
  • Degradation of Peptide Bonds

Question 2

Question
Phosphorylation is the ______ ?
Answer
  • Removal of a Phosphate Group
  • Addition of a Phosphate Group
  • Substitution of a Phosphate Group for a Nitrogen

Question 3

Question
What molecule acts as a phosphate donor?
Answer
  • Adenosine Di Phosphate
  • Adenosine Tri Phosphate
  • Adenosine Phosphate

Question 4

Question
Choose an enzyme involved in Glycogen Breakdown?
Answer
  • Glycogen Phosphatase
  • Glycogen Phosphorylase
  • Glycogen Phosphate

Question 5

Question
Choose the correct answer regarding Glycogen Synthase?
Answer
  • Glycogen Synthase is an enzyme involved in glycogen systhesis, It is active in its phosphorylated form.
  • Glycogen Synthase is an enzyme involved in glycine systhesis, It is active in its dephosphorylated form.
  • Glycogen Synthase is an enzyme involved in glycogen systhesis, It is active in its dephosphorylated form.
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