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Cell Structure and Compartments (Biochemistry) Question and Answers-Page first

Cell Structure and Compartments problems


  • 1. The highly folded membranes found in such eukaryotic organelles as mitochondria and chloroplasts

  • Options
  • A. increase the surface area where key chemical processes can occur
  • B. help the cell against physical damage
  • C. make it possible to package large amounts of DNA within the cell
  • D. assist with cell movement
  • Discuss
  • 2. Lysosomes are specialized vesicles in __________ that contain digestive enzymes for the breakdown of food. A related organalle known as a vacuole, which is found in __________ , also contains enzymes but in addition may act as a storage organelle for nutrients or water.

  • Options
  • A. animals; plants and fungi
  • B. plants; animals and fungi
  • C. plants and fungi; animals
  • D. animals and plants; fungi
  • Discuss
  • 3. Which of the following is present in both prokaryotes and eukaryotes?

  • Options
  • A. Lysosome
  • B. Chloroplast
  • C. Plasma membrane
  • D. Vacuole
  • Discuss
  • 4. In which of the following cell organelles, it is expected to find the biochemical reactions that harness energy from the breakdown of sugar molecules to synthesize large amounts of ATP?

  • Options
  • A. Lysosome
  • B. Vesicles
  • C. Mitochondria
  • D. Plasma membrane
  • Discuss
  • 5. What do dystrophin, utrophin, actin, and tubulin have to do with eukaryotic cell structure and function?

  • Options
  • A. They are components in the reactions of photosynthesis
  • B. They all participate in the degradation of large amounts of ATP
  • C. They all participate in the production of large amounts of ATP
  • D. They are all embedded proteins in plasma membranes
  • Discuss
  • 6. An organism's first line of defense against attack by an invader such as a virus or bacterium is usually

  • Options
  • A. to flee or hide
  • B. its body wall
  • C. a specific immune response
  • D. a nonspecific immune response
  • Discuss
  • 7. Which of the following are responsible causing the diseases?

  • Options
  • A. Pathogens
  • B. T cells
  • C. Lymphocytes
  • D. Macrophages
  • Discuss
  • 8. Eukaryotic cells are more efficient than prokaryotes because their internal compartmentalization

  • Options
  • A. makes each compartment nutritionally independent of all others
  • B. allows for specialization through the subdivision of particular tasks
  • C. allows for specialization through merging of different tasks
  • D. reduces overall cell size
  • Discuss
  • 9. Which of the following macromolecules are found in the plasma membrane?

  • Options
  • A. Lipids and proteins only
  • B. Lipids, proteins, and carbohydrates
  • C. Proteins and carbohydrates only
  • D. Proteins only
  • Discuss
  • 10. The simplest way to differentiate a prokaryotic cell from a eukaryotic one is to

  • Options
  • A. look for a plasma membrane
  • B. see if a nucleus is present
  • C. check for the presence of DNA
  • D. determine if the cell is an entire organism or not
  • Discuss

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