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  2. Onion epidermal cell - Wikipedia

    en.wikipedia.org/wiki/Onion_epidermal_cell

    The epidermal layers are removed by cutting the onion and peeling them off (they are the membrane-like sheaths between each onion layer). For advanced microscopy, such as fluorescence microscopy, the layers halfway between the outside and the centre of the onion are best. Light microscopes are typically used for observing onion cells.

  3. File:Onion diagram.svg - Wikipedia

    en.wikipedia.org/wiki/File:Onion_diagram.svg

    Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.

  4. Desquamation - Wikipedia

    en.wikipedia.org/wiki/Desquamation

    Scale forms on the skin surface in various disease settings, and is the result of abnormal desquamation. In pathologic desquamation, such as that seen in X-linked ichthyosis, the stratum corneum becomes thicker (hyperkeratosis), imparting a "dry" or scaly appearance to the skin, and instead of detaching as single cells, corneocytes are shed in clusters, which forms visible scales. [2]

  5. Plasmolysis - Wikipedia

    en.wikipedia.org/wiki/Plasmolysis

    Plasmolysis is the process in which cells lose water in a hypertonic solution. The reverse process, deplasmolysis or cytolysis, can occur if the cell is in a hypotonic solution resulting in a lower external osmotic pressure and a net flow of water into the cell.

  6. Stunning microscope images show the beauty in detail - AOL

    www.aol.com/news/2014-11-11-under-the-microscope...

    By Keith Morrison Taking the phrase of "putting it under the microscope" quite literally, the Nikon Small World contest recently announced its winners for 2014. Now in its 40th year, the contest ...

  7. Onion skin periosteal reaction - Wikipedia

    en.wikipedia.org/wiki/Onion_skin_periosteal_reaction

    Onion skin periosteal reaction is seen in osteosarcoma, [2] Ewing sarcoma and Langerhans cell histiocytosis. [3] In radiological images, onion skin periosteal reaction is seen as radiolucent areas along the multiple layers of dense bone. [4] The lucent areas may be occupied by tumors or inflammation.

  8. Epidermis (botany) - Wikipedia

    en.wikipedia.org/wiki/Epidermis_(botany)

    Scanning electron microscope image of Nicotiana alata leaf's epidermis, showing trichomes (hair-like appendages) and stomata (eye-shaped slits, visible at full resolution) The plant epidermis consists of three main cell types: pavement cells, guard cells and their subsidiary cells that surround the stomata and trichomes, otherwise known as leaf ...

  9. Peeling Back the Layers of an Onion Boil — Would You ... - AOL

    www.aol.com/peeling-back-layers-onion-boil...

    Then, Hannah wraps the onion in foil and broils it at 370 degrees for 40 minutes to an hour. The end result is a golden brown, seasoning-encrusted onion oozing with buttery liquid. But that's just ...