daniel.praecox
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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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Enzyme Regulation - Reversible Covalent Modification

Enzyme Regulation - Reversible Covalent Modification

Question 1 of 5

1

Which answer best describes Reversible Covalent Modification?

Select one of the following:

  • Making and Breaking of Covalent Bonds

  • Formation of Hydrogen Bonds

  • Degradation of Peptide Bonds

Explanation

Question 2 of 5

1

Phosphorylation is the ______ ?

Select one of the following:

  • Removal of a Phosphate Group

  • Addition of a Phosphate Group

  • Substitution of a Phosphate Group for a Nitrogen

Explanation

Question 3 of 5

1

What molecule acts as a phosphate donor?

Select one of the following:

  • Adenosine Di Phosphate

  • Adenosine Tri Phosphate

  • Adenosine Phosphate

Explanation

Question 4 of 5

1

Choose an enzyme involved in Glycogen Breakdown?

Select one of the following:

  • Glycogen Phosphatase

  • Glycogen Phosphorylase

  • Glycogen Phosphate

Explanation

Question 5 of 5

1

Choose the correct answer regarding Glycogen Synthase?

Select one of the following:

  • 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.

Explanation

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