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Biology
12th
grade
CIE A2 Bio: Glycolysis & Link Reaction (Aerobic respiration)
26 questions
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- 1. Multiple ChoiceWhere does glycolysis take place in cells?CytoplasmMitochondrionEndoplasmic ReticulumRibosomes
- 2. Multiple ChoiceGlycolysis results in the net gain of:2 ATP4 ATP
4 r. NAD
2 Acetyl CoA - 3. Multiple Choice
Glycolysis will result in the production of...?
2 ATP
4 ATP
4 r. NAD
2 Acetyl CoA
- 4. Multiple ChoiceWhich is not part of the net products of Glycolysis?2 ATP2 NADH2 Pyruvate2 CO2
- 5. Multiple ChoiceGlycolysis occurs during aerobic or anaerobic conditions.TrueFalse
- 6. Multiple ChoiceIn the final step of glycolysis ATP is made through the process of:Substrate Level PhosphorylationOxidative PhosphorylationPhoto-PhosphorylationRedOx Reactions
- 7. Multiple Choice
Glucose is made more reactive by the addition of...?
2 Oxygen molecules
2 ATP molecules (provides phosphate groups)
2 NAD molecules
- 8. Multiple Choice
Which of the following is not a product of glycolysis?
Reduced FAD
Reduced NAD
ATP
Pyruvate
- 9. Multiple Choice
In the first stages of glycolysis glucose (6C) will be converted in to...?
Pyruvic acid
Citric 1,6-phosphate
Acetyl coA
Fructose 1,6-biphosphate
- 10. Multiple Choice
Fructose 1,6-biphsophate (6C) will split in to...?
1 x triose phosphate
2 x triose phosphate
3 x triose phosphate
4 x triose phosphate
- 11. Multiple ChoiceGlycolysis requires
2 x ATP
2 x Oxygen
4 x ATP
2 x Reduced NAD
- 12. Multiple Choice
In glycolysis, glucose will be converted in to the following final product....?
citrate (citric acid)
oxaloacetate (oxaloacetic acid)
pyruvate (pyruvic acid)
Acetyl CoA
- 13. Multiple Choice
For each triose phosphate that is converted in to pyruvate (pyruvic acid) two hydrogens are produced. What does this cause to happen?
Triose phosphate is reduced / NAD+ is reduced
Triose phosphate is oxidised / NAD+ is reduced
Triose phosphate is oxidised / NAD+ is oxidised
- 14. Multiple ChoiceThis molecule contains three phosphate groupsADPATPMitochondriaNucleus
- 15. Multiple ChoiceWhich is not a waste product of cellular respiration?WaterHeatCarbon DioxideOxygen
- 16. Multiple Choice
Which enzyme is used to produce reduced NAD?
Enolase
Adolase
Phosphoglucoisomerase
Dehydrogenase
- 17. Multiple Choice
Where does the link reaction take place?
Inner mitochondrial membrane
Cytoplasm
Mitochondrial matrix
Outer mitochondrial matrix
- 18. Multiple Choice
How many carbons does pyruvate contain?
1
2
3
4
- 19. Multiple Choice
How many carbons does acetyl CoA contain?
1
2
3
4
- 20. Multiple Choice
In the link reaction one molecule of pyruvate will produce...?
pyruvate and carbon dioxide
carbon dioxide and co-enzyme A
carbon dioxide, acetyl coA and reduced NAD
Reduced NAD and carbon dioxide
- 21. Multiple Choice
The removal of carbon from pyruvate to form carbon dioxide is known as...?
decarboxylation
dehydrogenation
phosphorylation
oxidation
- 22. Multiple Choice
Which 2 terms best describe the removal of hydrogen from a molecule?
redox
reduction
oxidation
dehydrogenation
- 23. Multiple Choice
What is the name of the enzyme that removes one carbon from pyruvate to form carbon dioxide?
Decahydrogenase
Decarbohydrase
Dehydrogenase
Decarboxylase
- 24. Multiple Choice
The removal of 1C from pyruvate forms a 2C acetyl compound. What is added to it to form acetyl coA?
enzyme A
enzyme B
coenzyme AB
coenzyme A
- 25. Multiple Choice
Where does acetyl coA go after the link reaction?
Glycolysis
Electron transprot chain
Krebs cycle
Ctyoplasm
- 26. Multiple Choice
Where is the Kreb's cycle located?
Cytoplasm
Inner mitochondrial membrane
Mitochondrial matrix
Outer mitochondrial membrane
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