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Home Biochemistry Cell Structure and Compartments Comments

  • Question
  • Microtubules, motor proteins, and actin filaments are all part of


  • Options
  • A. the mechanism of photosynthesis that occurs in chloroplasts
  • B. the rough ER (endoplasmic reticulum) in prokaryotic cells
  • C. the cytoskeleton of eukaryotic cells
  • D. the process that moves small molecules across cell membranes

  • Correct Answer
  • the cytoskeleton of eukaryotic cells 


  • Cell Structure and Compartments problems


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    • 1. A certain cell organelle which is made of a double phospholipid bilayer that has many large pores in it, is most likely

    • Options
    • A. the nuclear envelope
    • B. the plasma membrane
    • C. the mitochondrion
    • D. the cytoskeleton
    • Discuss
    • 2. 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
    • 3. 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
    • 4. 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
    • 5. Which of the following are responsible causing the diseases?

    • Options
    • A. Pathogens
    • B. T cells
    • C. Lymphocytes
    • D. Macrophages
    • Discuss
    • 6. Where in a eukaryotic cell, DNA can be found?

    • Options
    • A. Nucleus
    • B. Mitochondrion
    • C. Vacuole
    • D. Both (a) and (b)
    • Discuss
    • 7. Clearly defined nucleus, mitochondria in a large central vacuole and chloroplasts, indicate the group of organisms from

    • Options
    • A. bacteria
    • B. fungi
    • C. plants
    • D. animals
    • Discuss
    • 8. Which of the following structures is expected in a bacterium?

    • Options
    • A. Nucleus
    • B. Plasma membrane
    • C. Golgi apparatus
    • D. Endoplasmic reticulum
    • Discuss
    • 9. In which of the following cell types more cellular detail can be observed using an electron microscope compared to a light microscope?

    • Options
    • A. Animal
    • B. Bacterial
    • C. Protist
    • D. All of these
    • Discuss
    • 10. According to the fluid mosaic model of cell membranes,

    • Options
    • A. the most common type of molecules in the membrane are proteins
    • B. basic membrane structure results from how the proteins interact with water
    • C. the membrane is a highly mobile mixture of phospholipids and proteins
    • D. the unique properties of cell types are determined by their phospholipids
    • Discuss


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