Cell Biology Lectures 6-10 MCQ

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1. What is the cristae?

  • Folds of the inner membrane of mitochondria
  • Folds of the outer membrane of mitochondria
  • Fluid-filled space between membranes of mitochondria
  • A fold in the inner membrane of an organism
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2. Which of the following glycolysis reactions involves adding a phosphate?

  • Glyceraldehyde-3-phosphate to 1,3-Bisphosphoglycerate
  • 2-phosphoglycerate to Phosphoenolpyruvate
  • 1,3-Bisphosphoglycerate to 3-phosphoglycerate
  • Dihydroxyacetone phosphate to Glyceraldehyde-3-phosphate

3. Which of the following statements about Ubiquinone is true?

  • 2 electrons - Ubiquinol
  • No electrons - Semi-ubiquinone
  • No electrons - Ubiquinol
  • 1 electron - Semi-ubiquinol

4. What is Tarui disease?

  • Build up of glucose in muscle causing pain and weakness
  • Defect in muscle phosphofructokinase
  • Abnnormal lysing of erythrocytes
  • Deficiency in pyruvate kinase

5. What is NOT true of mitochondrial DNA?

  • Can be analysed to track movements of populations
  • Rate of mutations is higher than in nuclear DNA
  • Produce their own mitochondrial enzymes
  • Inherited from the mother

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