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  2. Cell biology - Wikipedia

    en.wikipedia.org/wiki/Cell_biology

    A cell is the basic unit of life that is responsible for the living and functioning of organisms. [3] Cell biology is the study of the structural and functional units of cells. Cell biology encompasses both prokaryotic and eukaryotic cells and has many subtopics which may include the study of cell metabolism , cell communication , cell cycle ...

  3. Cell (biology) - Wikipedia

    en.wikipedia.org/wiki/Cell_(biology)

    The cell is the basic structural and functional unit of all forms of life. Every cell consists of cytoplasm enclosed within a membrane; many cells contain organelles, each with a specific function. The term comes from the Latin word cellula meaning 'small room'. Most cells are only visible under a microscope.

  4. Cell theory - Wikipedia

    en.wikipedia.org/wiki/Cell_theory

    2. The cell is the most basic unit of life. Schleiden's theory of free cell formation through crystallization was refuted in the 1850s by Robert Remak, Rudolf Virchow, and Albert Kolliker. [5] In 1855, Rudolf Virchow added the third tenet to cell theory. In Latin, this tenet states Omnis cellula e cellula. This translated to: 3.

  5. Explainer-How Republicans plan to pass Trump's agenda through ...

    www.aol.com/news/explainer-republicans-plan-pass...

    By Andy Sullivan. WASHINGTON (Reuters) - When President-elect Donald Trump's Republicans take control of the U.S. Congress next month, they plan to rely on a maneuver called "reconciliation" to ...

  6. Base unit of measurement - Wikipedia

    en.wikipedia.org/wiki/Base_unit_of_measurement

    A base unit of measurement (also referred to as a base unit or fundamental unit) is a unit of measurement adopted for a base quantity.A base quantity is one of a conventionally chosen subset of physical quantities, where no quantity in the subset can be expressed in terms of the others.

  7. Do biotin supplements actually help with hair growth? Experts ...

    www.aol.com/biotin-supplements-actually-help...

    For those in search of growing strong, healthy nails and thick, full hair, can biotin supplements actually offer a solution to common beauty concerns?. Biotin deficiency is a relatively uncommon ...

  8. 2 men accused of operating drones 'dangerously close' to ...

    www.aol.com/2-men-arrested-hazardous-drone...

    Two men faced arraignment Monday in Boston, accused of conducting a "hazardous drone operation" too close to Logan International Airport as concerns over airspace safety and national security ...

  9. Life - Wikipedia

    en.wikipedia.org/wiki/Life

    The cell is the structural and functional unit of life. Smaller organisms, including prokaryotes (bacteria and archaea), consist of small single cells. Larger organisms, mainly eukaryotes, can consist of single cells or may be multicellular with more complex structure. Life is only known to exist on Earth but extraterrestrial life is thought ...