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  2. This Book Is Gay - Wikipedia

    en.wikipedia.org/wiki/This_Book_is_Gay

    This Book Is Gay is a nonfiction book written by Juno Dawson and illustrated by Spike Gerrell, first published in the United Kingdom in 2014 with subsequent publication in the US in June 2015. [1]

  3. Outline of cell biology - Wikipedia

    en.wikipedia.org/wiki/Outline_of_cell_biology

    Light micrograph of a moss's leaf cells at 400X magnification. The following outline is provided as an overview of and topical guide to cell biology: . Cell biology – A branch of biology that includes study of cells regarding their physiological properties, structure, and function; the organelles they contain; interactions with their environment; and their life cycle, division, and death.

  4. Biology - Wikipedia

    en.wikipedia.org/wiki/Biology

    Biology is the scientific study of life. [1] [2] [3] It is a natural science with a broad scope but has several unifying themes that tie it together as a single, coherent field.

  5. List of unsolved problems in biology - Wikipedia

    en.wikipedia.org/wiki/List_of_unsolved_problems...

    Origin of life.Exactly how, where, and when did life on Earth originate? Which, if any, of the many hypotheses is correct? What were the metabolic pathways used by the earliest life forms?

  6. How the Snake Lost Its Legs - Wikipedia

    en.wikipedia.org/wiki/How_the_Snake_Lost_its_Legs

    How the Snake Lost Its Legs: Curious Tales from the Frontier of Evo-Devo is a 2014 book on evolutionary developmental biology by Lewis I. Held, Jr. The title pays homage to Rudyard Kipling's Just So Stories, [1] [a] but the "tales" are strictly scientific, explaining how a wide range of animal features evolved, in molecular detail.

  7. Cell theory - Wikipedia

    en.wikipedia.org/wiki/Cell_theory

    In 1839, Theodor Schwann states that along with plants, animals are composed of cells or the product of cells in their structures. [11] This was a major advance in the field of biology since little was known about animal structure up to this point compared to plants.

  8. Tree of life (biology) - Wikipedia

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

    Edward Hitchcock's fold-out paleontological chart in his 1840 Elementary Geology. Although tree-like diagrams have long been used to organise knowledge, and although branching diagrams known as claves ("keys") were omnipresent in eighteenth-century natural history, it appears that the earliest tree diagram of natural order was the 1801 "Arbre botanique" (Botanical Tree) of the French ...

  9. Cell (biology) - Wikipedia

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

    Cell Biology in "The Biology Project" of University of Arizona. Centre of the Cell online; The Image & Video Library of The American Society for Cell Biology Archived 2011-06-10 at the Wayback Machine, a collection of peer-reviewed still images, video clips and digital books that illustrate the structure, function and biology of the cell.