Chp 6 Bio

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  1. When biologists wish to study the internal ultrastructure of cells, they most likely would use
    A. a scanning electron microscope
    B. A,B, and C
    C. a light microscope
    D. both A and C
    E. a transmission electronic microscope
    E. a transmission electronic microscope
    (this multiple choice question has been scrambled)
  2. A primary objective of cell fractionation is
    A. to determine the size of various organelles.
    B. to identify the enzymes outside the organelles.
    C. to crack the cell wall so the cytoplasmic contents can be released.
    D. to view the structure of cell membranes.
    E. to separate the major organelles so their particular functions can be determined.
    E. to separate the major organelles so their particular functions can be determined.
    (this multiple choice question has been scrambled)
  3. Which of the following are prokaryotic cells?
    A. plants
    B. animals
    C. both B and C
    D. fungi
    E. bacteria
    E. bacteria
    (this multiple choice question has been scrambled)
  4. Plasma membrane:
    A. found in animal cells only
    B. found in prokaryotic cells only
    C. found in plant cells only
    D. a feature of all cells
    E. found in eukaryotic cells only
    D. a feature of all cells
    (this multiple choice question has been scrambled)
  5. Tonoplast:
    A. found in eukaryotic cells only
    B. found in plant cells only
    C. found in animal cells only
    D. found in prokaryotic cells only
    E. a feature of all cells
    B. found in plant cells only
    (this multiple choice question has been scrambled)
  6. Which of the following does not contain functional ribosomes?
    A. a plant mitochondrion
    B. a prokaryotic cell
    C. an animal mitochondrion
    D. a chloroplast
    E. a nucleolus
    E. a nucleolus
    (this multiple choice question has been scrambled)
  7. Which structure is the site of the synthesis of proteins that may be exported from the cell?
    A. tight junctions
    B. plasmodesmata
    C. lysosomes
    D. rought ER
    E. Golgi vesicles
    D. rough ER
    (this multiple choice question has been scrambled)
  8. Of the following, which is probably the most common route for membrane flow in the endomembrane system?
    A. tonoplast-plasma membrane-nuclear envelope-smooth ER
    B. Golgi-lysosome-ER-plasma membrane
    C. nuclear envelope-lysosome-Golgi-plasma membrane
    D. ER-chloroplasts-mitochondrion-cell membrane
    E. rough ER-vesicles-Golgi-plasma membrane
    E. rough ER-vesicles-Golgi-plasma membrane
    (this multiple choice question has been scrambled)
  9. Of the following, what do both mitochondria and chloroplasts have in common?
    A. A,B, and C are correct
    B. Only B and C are correct
    C. ATP is produced
    D. Ribosomes are present
    E. DNA is present
    A. A,B, and C are corrrect
    (this multiple choice question has been scrambled)
  10. An animal secretory cell and a photosynthetic leaf cell are similar in all of the following ways except:
    A. They both have a Golgi apparatus.
    B. They both have a cell membrane.
    C. They both have transport proteins for active transport of ions.
    D. They both have chloroplasts.
    E. They both have mitochondria.
    D. They both have chloroplasts.
    (this multiple choice question has been scrambled)
  11. A biologist ground up some plant cells and then centrifuged the mixture. She obtained some organelles from the sediment in the test tube. The organelles took up CO2 and gave off O2. The organelles are most likely
    A. ribosomes
    B. chloroplasts
    C. Golgi apparatuses
    D. nuclei
    E. mitochondria
    B. chloroplasts
    (this multiple choice question has been scrambled)
  12. In animal cells, hydrolytic enzymes are packaged to prevent general destruction of cellular components. Which of the following organelles functions in this compartmentalization?
    A. peroxisome
    B. lysosome
    C. chloroplast
    D. central vacuole
    E. glyoxysome
    B. lysosome
    (this multiple choice question has been scrambled)
  13. Cells can be described as having a cytoskeleton of internal structures that contribute to the shape, organization, and movement of the cell. All of the following are part of the cytoskeleton except
    A. actin
    B. the cell wall
    C. microtubules
    D. intermediate filaments
    E. microfilaments
    B. the cell wall
    (this multiple choice question has been scrambled)
  14. What structure is often desposited in several laminated layers and has a strong and durable matrix that affords the cells protection and support?
    A. glycocalyx
    B. middle lamella
    C. tonoplast
    D. secondary cell wall
    E. primary cell wall
    D. secondary cell wall
    (this multiple choice question has been scrambled)
  15. All of the structures listed below are associated with movement in cells or by cells except
    A. dynein
    B. peroxisomes
    C. myosin
    D. flagella
    E. cilia
    B. peroxisomes
    (this multiple choice question has been scrambled)
  16. When a potassium ion (K+) passes from the soil into the vacuole of a root cell, it encounters some cellular barriers. Which of the following is the most direct path the K+ would take through these barriers?
    A. secondary cell wall-plasma membrane-thylakoid
    B. cell wall-plasma membrane-tonoplast-grana
    C. cell wall-plasma membrane-grana
    D. primary cell wall-plasma membrane-tonoplast
    E. primary cell wall-secondary cell wall-tonoplast
    D. primary cell wall-plasma membrane-tonoplast
    (this multiple choice question has been scrambled)
  17. A cell lacking the ability to make and secrete glycoproteins would most likely be deficient in its
    A. A,B, and C
    B. Golgi apparatus
    C. B and C only
    D. extracellular matrix
    E. nuclear DNA
    C. B and C only
    (this multiple choice question has been scrambled)
  18. Which of the following intercellular junctions are common in epithelial tissue?
    A. both A and B
    B. A,B, and C
    C. tight junctions
    D. gap junctions
    E. desmosomes
    B. A,B, and C
    (this multiple choice question has been scrambled)
  19. Of the following, which cell structure would most likely be visible with a light microscope that had been manufactured to the maximum resolving power possible?
    A. microtubule
    B. mitochondrion
    C. largest microfilament
    D. nuclear pore
    E. ribosome
    B. mitochondrion
    (this multiple choice question has been scrambled)
  20. Organelles that contain DNA include
    A. chloroplasts
    B. mitochondria
    C. ribosomes
    D. A,B, and C are correct
    E. Only B and C are correct
    E. Only B and C are correct
    (this multiple choice question has been scrambled)
  21. Which of the following pairs is mismatched?
    A. lysosome-protein synthesis
    B. nucleus-DNA replication
    C. cytoskeleton-microtubules
    D. nucleolus-ribosomal RNA
    E. cell membrane-lipid bilayer
    A. lysosome-protein synthesis
    (this multiple choice question has been scrambled)
  22. Which type of organelle is primarily involved in the synthesis of oils, phospholipids, and steriods?
    A. ribosomes
    B. contractile vacuoles
    C. lysosomes
    D. smooth endoplasmic reticulum
    E. mitochondria
    D. smooth endoplasmic reticulum
    (this multiple choice question has been scrambled)
  23. Large numbers of ribosomes are present in cells that specialize in producing which of the following molecules?
    A. steroids
    B. glucose
    C. proteins
    D. lipids
    E. starches
    C. proteins
    (this multiple choice question has been scrambled)
  24. Which of the following is not a part of the endomembrane system?
    A. lysosomes
    B. mitochondria
    C. Golgi apparatus
    D. rough endoplasmic reticulum
    E. smooth endoplasmic reticulum
    B. mitochondria
    (this multiple choice question has been scrambled)
  25. Which of the following cell components is not directly involved in synthesis or secretion?
    A. smooth endoplasmic reticulum
    B. ribosomes
    C. lysosome
    D. rough endoplasmic reticulum
    E. Golgi bodies
    C. lysosome
    (this multiple choice question has been scrambled)
Author
ID
108553
Card Set
Chp 6 Bio
Description
Cell parts and Functions
Updated
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