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  2. Cell wall - Wikipedia

    en.wikipedia.org/wiki/Cell_wall

    A plant cell wall was first observed and named (simply as a "wall") by Robert Hooke in 1665. [3] However, "the dead excrusion product of the living protoplast" was forgotten, for almost three centuries, being the subject of scientific interest mainly as a resource for industrial processing or in relation to animal or human health.

  3. Microscopy - Wikipedia

    en.wikipedia.org/wiki/Microscopy

    Antonie van Leeuwenhoek (1632–1723). The field of microscopy (optical microscopy) dates back to at least the 17th-century.Earlier microscopes, single lens magnifying glasses with limited magnification, date at least as far back as the wide spread use of lenses in eyeglasses in the 13th century [2] but more advanced compound microscopes first appeared in Europe around 1620 [3] [4] The ...

  4. Optical microscope - Wikipedia

    en.wikipedia.org/wiki/Optical_microscope

    The optical microscope, also referred to as a light microscope, is a type of microscope that commonly uses visible light and a system of lenses to generate magnified images of small objects. Optical microscopes are the oldest design of microscope and were possibly invented in their present compound form in the 17th century.

  5. Cell biology - Wikipedia

    en.wikipedia.org/wiki/Cell_biology

    Cells were first seen in 17th-century Europe with the invention of the compound microscope. In 1665, Robert Hooke referred to the building blocks of all living organisms as "cells" (published in Micrographia) after looking at a piece of cork and observing a structure reminiscent of a monastic cell; [4] [5] however, the cells were dead. They ...

  6. Meghan Markle attempts to repair 'tone deaf' image, delays ...

    www.aol.com/meghan-markle-attempts-repair-tone...

    Meghan Markle may be killing two birds with one stone and repair her reputation by delaying her Netflix series due to the California fires, experts say.

  7. Microscopic scale - Wikipedia

    en.wikipedia.org/wiki/Microscopic_scale

    The shape and texture in each individual grain is made visible through the microscope. [7] As the microscopic scale covers any object that cannot be seen by the naked eye, yet is visible under a microscope, the range of objects that fall under this scale can be as small as an atom, visible underneath a transmission electron microscope. [8]

  8. Father of 2 Missing Since the Holidays Reportedly Found Dead ...

    www.aol.com/lifestyle/father-2-missing-since...

    The body of a Michigan father who went missing while attending a family gathering over the holidays has reportedly been found. On Saturday, Jan. 4 at approximately 2 p.m. local time, 52-year-old ...

  9. Russia says it will continue oil and gas projects despite US ...

    www.aol.com/news/russia-says-continue-oil-gas...

    Russia's Foreign Ministry on Saturday denounced new U.S. sanctions against Moscow's energy sector as an attempt to harm Russia's economy at the risk of destabilising global markets and said the ...