Chp 6 Bio

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Author:
cuz213022
ID:
108553
Filename:
Chp 6 Bio
Updated:
2011-10-12 21:28:54
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Cell parts Functions
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Description:
Cell parts and Functions
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  1. When biologists wish to study the internal ultrastructure of cells, they most likely would use
    A. A,B, and C
    B. a transmission electronic microscope
    C. both A and C
    D. a scanning electron microscope
    E. a light microscope
    B. a transmission electronic microscope
    (this multiple choice question has been scrambled)
  2. A primary objective of cell fractionation is
    A. to view the structure of cell membranes.
    B. to separate the major organelles so their particular functions can be determined.
    C. to identify the enzymes outside the organelles.
    D. to crack the cell wall so the cytoplasmic contents can be released.
    E. to determine the size of various organelles.
    B. 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. fungi
    D. both B and C
    E. bacteria
    E. bacteria
    (this multiple choice question has been scrambled)
  4. Plasma membrane:
    A. found in eukaryotic cells only
    B. a feature of all cells
    C. found in animal cells only
    D. found in plant cells only
    E. found in prokaryotic cells only
    B. a feature of all cells
    (this multiple choice question has been scrambled)
  5. Tonoplast:
    A. found in animal cells only
    B. found in eukaryotic cells only
    C. found in plant cells only
    D. a feature of all cells
    E. found in prokaryotic cells only
    C. found in plant cells only
    (this multiple choice question has been scrambled)
  6. Which of the following does not contain functional ribosomes?
    A. a prokaryotic cell
    B. a plant mitochondrion
    C. a chloroplast
    D. an animal mitochondrion
    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. lysosomes
    B. rought ER
    C. tight junctions
    D. plasmodesmata
    E. Golgi vesicles
    B. 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. Golgi-lysosome-ER-plasma membrane
    B. ER-chloroplasts-mitochondrion-cell membrane
    C. rough ER-vesicles-Golgi-plasma membrane
    D. tonoplast-plasma membrane-nuclear envelope-smooth ER
    E. nuclear envelope-lysosome-Golgi-plasma membrane
    C. 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. Only B and C are correct
    B. A,B, and C are correct
    C. ATP is produced
    D. DNA is present
    E. Ribosomes are present
    B. 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 mitochondria.
    D. They both have chloroplasts.
    E. They both have transport proteins for active transport of ions.
    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. nuclei
    B. mitochondria
    C. chloroplasts
    D. ribosomes
    E. Golgi apparatuses
    C. 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. chloroplast
    C. lysosome
    D. central vacuole
    E. glyoxysome
    C. 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. microfilaments
    B. intermediate filaments
    C. the cell wall
    D. actin
    E. microtubules
    C. 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. tonoplast
    B. secondary cell wall
    C. middle lamella
    D. primary cell wall
    E. glycocalyx
    B. 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. peroxisomes
    B. flagella
    C. myosin
    D. cilia
    E. dynein
    A. 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. cell wall-plasma membrane-grana
    B. primary cell wall-secondary cell wall-tonoplast
    C. cell wall-plasma membrane-tonoplast-grana
    D. secondary cell wall-plasma membrane-thylakoid
    E. primary cell wall-plasma membrane-tonoplast
    E. 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. extracellular matrix
    B. nuclear DNA
    C. B and C only
    D. Golgi apparatus
    E. A,B, and C
    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. desmosomes
    C. gap junctions
    D. A,B, and C
    E. tight junctions
    D. 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. largest microfilament
    C. mitochondrion
    D. nuclear pore
    E. ribosome
    C. mitochondrion
    (this multiple choice question has been scrambled)
  20. Organelles that contain DNA include
    A. mitochondria
    B. A,B, and C are correct
    C. chloroplasts
    D. Only B and C are correct
    E. ribosomes
    D. 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. contractile vacuoles
    B. smooth endoplasmic reticulum
    C. ribosomes
    D. mitochondria
    E. lysosomes
    B. 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. proteins
    B. steroids
    C. starches
    D. glucose
    E. lipids
    A. proteins
    (this multiple choice question has been scrambled)
  24. Which of the following is not a part of the endomembrane system?
    A. Golgi apparatus
    B. smooth endoplasmic reticulum
    C. mitochondria
    D. lysosomes
    E. rough endoplasmic reticulum
    C. mitochondria
    (this multiple choice question has been scrambled)
  25. Which of the following cell components is not directly involved in synthesis or secretion?
    A. rough endoplasmic reticulum
    B. smooth endoplasmic reticulum
    C. ribosomes
    D. Golgi bodies
    E. lysosome
    E. lysosome
    (this multiple choice question has been scrambled)

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