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Home Biochemistry ATP Synthesis and Fatty Acid Oxidation Comments

  • Question
  • Where the acyl-CoA formed in the cytosol is transported for oxidation?


  • Options
  • A. Mitochondrial matrix
  • B. Microsomes
  • C. Endoplasmic reticulum
  • D. Remains in cytosol

  • Correct Answer
  • Mitochondrial matrix 


  • ATP Synthesis and Fatty Acid Oxidation problems


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    • 1. The transport of acyl-CoA for oxidation using a shuttle involves formation of the intermediate

    • Options
    • A. 3 acetyl-CoA
    • B. Acyl-coenzyme A
    • C. acyl-carnitine
    • D. None of these
    • Discuss
    • 2. The oxidation of methanol (wood alcohol) in human retina tissue indirectly leads to

    • Options
    • A. pressure builds up
    • B. colour blindness
    • C. blindness
    • D. all of these
    • Discuss
    • 3. The oxidation of methanol (wood alcohol) in human retina tissue leads directly to the formation of

    • Options
    • A. formaldehyde
    • B. sugars
    • C. CO2
    • D. none of these
    • Discuss
    • 4. The enzymes of glycolysis in a eukaryotic cell are located in the

    • Options
    • A. intermembrane space
    • B. plasma membrane
    • C. cytosol
    • D. mitochondrial matrix
    • Discuss
    • 5. The glycolytic pathway (glucose ? 2 pyruvate) is found

    • Options
    • A. in all living organisms
    • B. primarily in animals excluding particles
    • C. only in eukaryotes
    • D. only in yeast
    • Discuss
    • 6. The maximum energy per gram on oxidization is yielded from

    • Options
    • A. fat
    • B. protein
    • C. glycogen
    • D. starch
    • Discuss
    • 7. Each cycle of ?-oxidation produces

    • Options
    • A. 1 FADH2, 1 NAD+, and 1 acetyl-CoA
    • B. 1 FADH2, 1 NADH and 1 acetyl-CoA
    • C. 1 FADH2, 1 NADH and 2 CO2 molecules
    • D. 1 FAD, 1 NAD+ and 2 CO2 molecules
    • Discuss
    • 8. Long-chain fatty acids are oxidized step-wise in one carbon units starting from the

    • Options
    • A. carboxyl end
    • B. aliphatic end
    • C. both (a) and (b)
    • D. none of these
    • Discuss
    • 9. Membrane potential and the proton gradient

    • Options
    • A. are both required to make ATP
    • B. are sufficient, separately, to make ATP from ADP + Pi;
    • C. reinforce one another when respiratory inhibitors are present
    • D. cancel one another when uncouplers are present
    • Discuss
    • 10. The three identical b subunits of the F1, complex during ATP synthesis have

    • Options
    • A. different affinities for ATP but not for ADP
    • B. different affinities for ADP but not for ATP
    • C. different affinities for ATP and for ADP
    • D. similar affinities for ADP and ATP
    • Discuss


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