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5 Written questions

5 Matching questions

  1. to break down 1 glucose molecule you need ___ NAD+ from inside & ____ NAD+ from outside mitochondria, ___ oxaloacetate, _____ ADP, and ____ of each enzyme
  2. which intermediates of the krebs cycle can be made into glucose?
  3. step 2
  4. FAD
  5. step 4
  1. a all of them
  2. b citrate (6c) is isomerized to isocitrate (6c) with the help of aconitase
  3. c flavin adenine dinucleotide, a biological oxidizing agent that is reduced to FADH2; comes from riboflavin
  4. d 8 (2 from pyruvate to acetyl coa, 6 from krebs), 2 (glycolysis), 1, 4, 1
  5. e alpha-ketoglutarate (5c) is oxidized to form succinyl coA (4c) with the help of alpha-ketoglurate dehydrogenase complex, transforming NAD+ into NADH, bringing in CoA, and releasing CO2 and H+

5 Multiple choice questions

  1. pyruvate, fats, amino acids, ketone bodies
  2. oxaloacetate (4c) is condensed with an acetyl group (2c) to form citrate (6c) with the help of citrate synthase
  3. it's normous and requires pantothenic acid, a water soluble vitamin, to make it
  4. malate (4c) is oxidized into oxaloacetate with the help of malate dehydrogenase, transforming NAD+ into NADH and releasing H+
  5. inner mitochondrial matrix

5 True/False questions

  1. pyruvate to acetyl-coapyruvate + NAD+ + CoA-SH (coenzyme A) ----pyruvate dehydrogenase complex---> CH3C(=O)SCoA (acetyl coa) + NADH + CO2


  2. step 7fumarate (4c) is transformed into malate (4c) with the help of fumarase, bringing in 1 molecule of H2O


  3. what can Acetyl-CoA be turned into?pyruvate, fats, amino acids, ketone bodies


  4. step 6succinate (4c) is oxidized into fumarate (4c) with the help of succinate dehydrogenase, transforming FAD into FADH2


  5. what is citrate?a secondary alcohol that is oxidized to a ketone (alpha-kg)


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