During glycolysis in plant cells, the enzyme hexokinase catalyzes the phosphorylation of:
I: Glucose
II: Fructose
 
1. Only I 2. Only II
3. Both I and II 4. Neither I nor II
Subtopic:  Glycolysis |
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At which step, glycolysis reaches the break-even point where 2 molecules of ATP are consumed, and 2 new molecules are synthesized?

1. Splitting of fructose-6-phosphate to two trioses
2. Conversion of 1,3 biphosphoglycerate to 3 - phosphoglycerate
3. Conversion of GADP to 1,3 biphosphogycerate
4. Conversion of DHAP to GADP
Subtopic:  Glycolysis |
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That glycolysis is an ancient metabolic process is evidenced in the fact that:
1. it yields large number of ATP molecules
2. it does not directly use oxygen
3. it occurs virtually in all cells
4. it takes place in the cytoplasm
Subtopic:  Glycolysis |
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Glycolysis is a sequence of ________ reactions involving ___________ intermediate compounds:

1. 10, 5

2. 10, 9

3. 10, 10

4. 9, 10

Subtopic:  Glycolysis | Glycolysis Regulation |
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What percent of net ATP molecules produced in glycolysis are a result of substrate level phosphorylation?
1. 25
2. 50
3. 75
4. 100
Subtopic:  Glycolysis |
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The glycolytic pathway has an investment of 2 ATP molecules. At which of the following steps is the debt paid off?
1. Conversion of Glucose into Glucose-6-phospahte
2. Conversion of Fructose-6-phosphate  into Fructose 1,6-biphospahte
3. Conversion of 1,3 biphoshoglyceric acid into 3-phosphoglyceric acid
4. Conversion of Phosphoenol pyruvate into Pyruvic acid
Subtopic:  Glycolysis |
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