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  1. prokaryote
    a unicellular organism lacking a membrane-bound nucleus
    Prokaryotes were once thought not to have organelles, but some examples have now been identified.[1]
  2. eukaryotic
    having cells with `good' or membrane-bound nuclei
    There are many types of organelles, particularly in eukaryotic cells.
  3. organelle
    a specialized part of a cell; analogous to an organ
    In cell biology, an organelle (pronounced /ɔrɡəˈnɛl/) is a specialized subunit within a cell that has a specific function, and is usually separately enclosed within its own lipid bilayer.
  4. fractionation
    separation into portions
    Organelles are identified by microscopy, and can also be purified by cell fractionation.
  5. subunit
    a monetary unit that is valued at a fraction (usually one hundredth) of the basic monetary unit
    In cell biology, an organelle (pronounced /ɔrɡəˈnɛl/) is a specialized subunit within a cell that has a specific function, and is usually separately enclosed within its own lipid bilayer.
  6. microscopy
    research using special instruments to see small things
    Organelles are identified by microscopy, and can also be purified by cell fractionation.
  7. lipid
    oily, insoluble organic compound that's a component of cells
    In cell biology, an organelle (pronounced /ɔrɡəˈnɛl/) is a specialized subunit within a cell that has a specific function, and is usually separately enclosed within its own lipid bilayer.
  8. suffix
    a linguistic element that is added at the end of the word
    The name organelle comes from the idea that these structures are to cells what an organ is to the body (hence the name organelle, the suffix -elle being a diminutive).
  9. cell
    the basic structural and functional unit of all organisms
    In cell biology, an organelle (pronounced /ɔrɡəˈnɛl/) is a specialized subunit within a cell that has a specific function, and is usually separately enclosed within its own lipid bilayer.
  10. biology
    the science that studies living organisms
    In cell biology, an organelle (pronounced /ɔrɡəˈnɛl/) is a specialized subunit within a cell that has a specific function, and is usually separately enclosed within its own lipid bilayer.
  11. identified
    having the identity known or established
    Organelles are identified by microscopy, and can also be purified by cell fractionation.
  12. enclose
    surround completely
    In cell biology, an organelle (pronounced /ɔrɡəˈnɛl/) is a specialized subunit within a cell that has a specific function, and is usually separately enclosed within its own lipid bilayer.
  13. specialized
    developed or designed for a particular activity or function
    In cell biology, an organelle (pronounced /ɔrɡəˈnɛl/) is a specialized subunit within a cell that has a specific function, and is usually separately enclosed within its own lipid bilayer.
  14. diminutive
    very small
    The name organelle comes from the idea that these structures are to cells what an organ is to the body (hence the name organelle, the suffix -elle being a diminutive).
  15. identify
    recognize as being
    Organelles are identified by microscopy, and can also be purified by cell fractionation.
  16. purify
    distill or remove contaminants from
    Organelles are identified by microscopy, and can also be purified by cell fractionation.
  17. separately
    apart from others
    In cell biology, an organelle (pronounced /ɔrɡəˈnɛl/) is a specialized subunit within a cell that has a specific function, and is usually separately enclosed within its own lipid bilayer.
  18. pronounce
    speak or utter in a certain way
    In cell biology, an organelle (pronounced /ɔrɡəˈnɛl/) is a specialized subunit within a cell that has a specific function, and is usually separately enclosed within its own lipid bilayer.
  19. enclosed
    closed in or surrounded or included within
    In cell biology, an organelle (pronounced /ɔrɡəˈnɛl/) is a specialized subunit within a cell that has a specific function, and is usually separately enclosed within its own lipid bilayer.
  20. specific
    stated explicitly or in detail
    In cell biology, an organelle (pronounced /ɔrɡəˈnɛl/) is a specialized subunit within a cell that has a specific function, and is usually separately enclosed within its own lipid bilayer.
  21. pronounced
    strongly marked; easily noticeable
    In cell biology, an organelle (pronounced /ɔrɡəˈnɛl/) is a specialized subunit within a cell that has a specific function, and is usually separately enclosed within its own lipid bilayer.
  22. organ
    a structure in an animal specialized for some function
    The name organelle comes from the idea that these structures are to cells what an organ is to the body (hence the name organelle, the suffix -elle being a diminutive).
  23. function
    what something is used for
    In cell biology, an organelle (pronounced /ɔrɡəˈnɛl/) is a specialized subunit within a cell that has a specific function, and is usually separately enclosed within its own lipid bilayer.
  24. structure
    a complex entity made of many parts
    The name organelle comes from the idea that these structures are to cells what an organ is to the body (hence the name organelle, the suffix -elle being a diminutive).
  25. hence
    from that fact or reason or as a result
    The name organelle comes from the idea that these structures are to cells what an organ is to the body (hence the name organelle, the suffix -elle being a diminutive).
  26. within
    on the inside
    In cell biology, an organelle (pronounced /ɔrɡəˈnɛl/) is a specialized subunit within a cell that has a specific function, and is usually separately enclosed within its own lipid bilayer.
  27. type
    a subdivision of a particular kind of thing
    There are many types of organelles, particularly in eukaryotic cells.
  28. particularly
    to a distinctly greater extent or degree than is common
    There are many types of organelles, particularly in eukaryotic cells.
  29. usually
    under normal conditions
    In cell biology, an organelle (pronounced /ɔrɡəˈnɛl/) is a specialized subunit within a cell that has a specific function, and is usually separately enclosed within its own lipid bilayer.
  30. example
    an item of information that is typical of a class or group
    Prokaryotes were once thought not to have organelles, but some examples have now been identified.[1]
  31. name
    a language unit by which a person or thing is known
    The name organelle comes from the idea that these structures are to cells what an organ is to the body (hence the name organelle, the suffix -elle being a diminutive).
  32. idea
    the content of cognition
    The name organelle comes from the idea that these structures are to cells what an organ is to the body (hence the name organelle, the suffix -elle being a diminutive).
  33. body
    an individual 3-dimensional object that has mass
    The name organelle comes from the idea that these structures are to cells what an organ is to the body (hence the name organelle, the suffix -elle being a diminutive).
  34. once
    on one occasion
    Prokaryotes were once thought not to have organelles, but some examples have now been identified.[1]
  35. also
    in addition
    Organelles are identified by microscopy, and can also be purified by cell fractionation.
  36. thought
    the content of cognition
    Prokaryotes were once thought not to have organelles, but some examples have now been identified.[1]
  37. being
    the state or fact of existing
    The name organelle comes from the idea that these structures are to cells what an organ is to the body (hence the name organelle, the suffix -elle being a diminutive).
  38. many
    a large number of the persons or things being discussed
    There are many types of organelles, particularly in eukaryotic cells.
  39. own
    belonging to or on behalf of a specified person
    In cell biology, an organelle (pronounced /ɔrɡəˈnɛl/) is a specialized subunit within a cell that has a specific function, and is usually separately enclosed within its own lipid bilayer.
Created on 十月 7, 2010

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