GLYCOLYSIS QUIZ | EXAMIANS

The released energy obtained by oxidation of glucose is stored as

ATP

NAD+

ADP

a concentration gradient across a membrane

TRUE ANSWER : ?
YOUR ANSWER : ?

Phosphofructokinase, the major flux-controlling enzyme of glycolysis is allosterically inhibited and activated respectively by

AMP and Pi

ATP and ADP

ATP and PEP

Citrate and ATP

TRUE ANSWER : ?
YOUR ANSWER : ?

During glycolysis, the major energy generating step involves

pyruvate kinase

phosphoglycerate kinase

Phosphofructokinase

glyceraldehyde-3 -dehydrogenase

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YOUR ANSWER : ?

During catabolism, only about 40% of the energy available from oxidizing glucose is used to synthesize ATP. Remaining 60%

is stored as fat.

is used to reduce NADP

is lost as heat

remains in the products of metabolism

TRUE ANSWER : ?
YOUR ANSWER : ?

ATP is from which general category of molecules?

Amino acids

Nucleotides

Proteins

Polysaccharides

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YOUR ANSWER : ?

Glycolytic pathway regulation involves

All of these

allosteric inhibition by ATP

allosteric stimulation by ADP

feedback, or product, inhibition by ATP

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following regulates glycolysis steps?

Pyruvate kinase

Phosphofructokinase

All of these

Hexose kinase

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YOUR ANSWER : ?

The glycolytic pathway (glucose → 2 pyruvate) is found

in all living organisms

only in eukaryotes

primarily in animals excluding particles

only in yeast

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is not true of glycolysis?

The pathway does not require oxygen

The pathway requires two moles of ATP to get started catabo-lizing each mole of glucose

ADP is phosphorylated to ATP via substrate level phosphorylation

The pathway oxidizes two moles of NADH to NAD+ for each mole of glucose that enters

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YOUR ANSWER : ?

In the glycogen synthase reaction, the precursor to glycogen is

UDP-glucose

glucose-6-P

glucose-1-P

UTP-glucose

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YOUR ANSWER : ?