ISC Chapter 20

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innavasser
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98592
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ISC Chapter 20
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2011-11-20 01:37:34
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ISC Chapter 20
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ISC Chapter 20
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  1. Question 1• Microscopes and telescopes were both originally developed during the time period contemporaneous with:
    Shakespeare
  2. Question 2• Which of these is NOT shared by animal and plantcells?
    cell wall
  3. Question 3• HIV/AIDS cannot be transferred through casual contact as with skin contact because:
    • B and C
    • skin cells do not have CD4 markers
    • the skin does not contain T-helper cells
  4. Question 4• Solution A consists of 80% water and 20% sugar and is separated by a selectively permeable membrane from solution B of 95% water and 5% sugar. Which of the following will happen over time?
    water will move from B to A
  5. Question 5• A kidney dialysis machine works on this cellular principle:
    diffusion
  6. Question 6• General acceptance of the notion that all living things on Earth are composed of and come from cells was not realized until the ________ Century.
    19th
  7. Question 7• The cell walls or a plant leaf provide protection against bursting if the leaf finds itself in:
    a hypotonic solution
  8. Question 8• Among the largest of all cells is that of the chicken egg in English units, about how big is it (in diameter)?
    2 in.
  9. Question 9• Cells must expend energy to move sodium ions out of a cell because:
    there is a greater concentration of Na ions outside the cell
  10. Question 10• Where does ATP store its chemical potential energy?
    bonds between phosphate groups
  11. Question 11• The primary purpose of cellular respiration is to:
    produce ATP
  12. Question 12• After ATP has released energy, it becomes:
    ADP
  13. Question 13• Which is the correct sequence of events?
    glycolysis, Krebs cycle, ETS
  14. Question 14• Which of the following classes of macromolecules can store energy in plant and animal cells?
    • lipids, carbohydrates, proteins
    • all of these
  15. Question 15• Chlorophyll molecules absorb most visible photons and reflect many in the ________ portion of the spectrum.
    green
  16. Question 16• Animals are dependent upon photosynthesis for which of these?
    • free atmospheric oxygen, carbohydrates, energy
    • all of these
  17. Question 17• Antibiotic medications cause cell death by preventing the normal functioning of the prokaryote's
    ribosomes
  18. Question 18• The correct sequence of events for mitosis:
    prophase, metaphase, anaphase, telophase
  19. Question 19• Cytokinesis is completed following
    telophase
  20. Question 20• Biology draws upon which other sciences for its foundations regarding how physical laws apply to living things?
    physics and chemistry
  21. Question 21• Growth and reproduction are characteristic of the_________ processes of life.
    generative
  22. Question 22• Metabolic processes generate waste in the form of:
    • heat, unprocessed raw materials
    • A and B
  23. Question 23• Turning your head in the direction of a loud thunderclap is an example of how a life form displays_______, a responsive process.
    irritability
  24. Question 24• The control processes of life which involve coordination are handled by:
    enzymes
  25. Question 25• Although not the first person to see the smallest units of life _________, was the first to use and publish the word, "cell."
    Robert Hooke
  26. Question 26• A cell's protoplasm refers to the:
    • nucleus, cytoplasm
    • A and B
  27. Question 27• The structure of an organelle is related to its:
    function
  28. Question 28• Algae and animals are very different life forms in a variety of ways but each is composed of:
    eukaryotic cells
  29. Question 29• Cell membranes are composed of:
    • proteins, phospholipids
    • A and B
  30. Question 30• Movement of a particular molecule from a region of high concentration to a region of low concentration, as across a cell membrane, is termed:
    diffusion
  31. Question 31• Selective permeability allows for the passage of watermolecules through a cell membrane, a process known as:
    osmosis
  32. Question 32• Facilitated diffusion of a substance across a cell membrane requires:
    • a protein carrier, kinetic energy
    • A and B
  33. Question 33• White blood cells use ________ to extend the cell membrane around unwanted cells and thus removes them from the body.
    phagocytosis
  34. Question 34• Digestion of ingested macromolecules is accomplished by a cell's:
    lysosomes
  35. Question 35• The place called the nucleus in a cell is separated from the cytoplasm by:
    a membrane
  36. Question 36• Aerobic cellular respiration is carried-out by the:
    mitochondria
  37. Question 37• The trapping of radiant energy and conversion to chemical bonds occurs in:
    chloroplasts
  38. Question 38• Chemicals called catalysts:
    • exist in living things as protein molecules
    • increase the rate of chemical reactions
    • B and C
  39. Question 39• Aerobic cellular respiration requires which element to breakdown glucose?
    oxygen

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