Glycolysis: Energy Production and ATP Synthesis
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Questions and Answers

What is the end product of the glycolysis process?

  • Pyruvate (correct)
  • Glucose
  • Fructose
  • Glyceraldehyde

What is the source of the added phosphate in step 6 of glycolysis?

  • NADH
  • Pi (inorganic phosphate) (correct)
  • ATP
  • ADP

What is the enzyme responsible for phosphorylating glucose in step 1 of glycolysis?

  • Triosephosphate isomerase
  • Hexokinase (correct)
  • Phosphoglucoisomerase
  • Aldolase

What is the byproduct of step 6 of glycolysis?

<p>NADH (B)</p> Signup and view all the answers

How many ATP molecules are produced per original glucose molecule in glycolysis?

<p>2 (B)</p> Signup and view all the answers

What is the purpose of the energy investment stage of glycolysis?

<p>To invest energy from ATP to prepare glucose for breakdown (A)</p> Signup and view all the answers

Which enzyme is responsible for converting G6P to F6P in step 2 of glycolysis?

<p>Phosphoglucoisomerase (B)</p> Signup and view all the answers

What is the result of step 4 of glycolysis?

<p>Formation of 2 C3 monophosphate species (D)</p> Signup and view all the answers

What is the energy source for the phosphorylation reaction in step 3 of glycolysis?

<p>ATP hydrolysis (D)</p> Signup and view all the answers

What is the purpose of the energy production stage of glycolysis?

<p>To produce ATP and pyruvate (C)</p> Signup and view all the answers

What is the product of the aldolase reaction in step 4 of glycolysis?

<p>DHAP and G3P (C)</p> Signup and view all the answers

What is the enzyme responsible for converting 1,3-BPG to 3PG in step 7 of glycolysis?

<p>Phosphoglycerokinase (C)</p> Signup and view all the answers

What is the result of step 9 of glycolysis?

<p>Formation of PEP (A)</p> Signup and view all the answers

Which step of glycolysis is characterized by an isomerization reaction?

<p>Step 8 (C)</p> Signup and view all the answers

What is the byproduct of the reaction catalyzed by glyceraldehyde-3-phosphate dehydrogenase?

<p>NADH and Pi (C)</p> Signup and view all the answers

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