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  2. Memorandum - Wikipedia

    en.wikipedia.org/wiki/Memorandum

    A memorandum (pl.: memorandums [1] [2] [3] or memoranda; from the Latin memorandum, "(that) which is to be remembered"), also known as a briefing note, is a written message that is typically used in a professional setting. Commonly abbreviated memo, these messages are usually brief and are designed to be easily and quickly understood. Memos can ...

  3. AP Biology - Wikipedia

    en.wikipedia.org/wiki/AP_Biology

    Advanced Placement (AP) Biology (also known as AP Bio) is an Advanced Placement biology course and exam offered by the College Board in the United States. For the 2012–2013 school year, the College Board unveiled a new curriculum with a greater focus on "scientific practices".

  4. Cell (biology) - Wikipedia

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

    Most prokaryotes are the smallest of all organisms, ranging from 0.5 to 2.0 μm in diameter. [1] [page needed] A prokaryotic cell has three regions: Enclosing the cell is the cell envelope, generally consisting of a plasma membrane covered by a cell wall which, for some bacteria, may be further covered by a third layer called a capsule.

  5. Organ (biology) - Wikipedia

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

    1.2 Origin and evolution. 2 Plants. ... Download as PDF; Printable version; ... and exists in intermediate forms in extant taxa. [11] ...

  6. Life - Wikipedia

    en.wikipedia.org/wiki/Life

    Life is a quality that distinguishes matter that has biological processes, such as signaling and self-sustaining processes, from matter that does not. It is defined descriptively by the capacity for homeostasis, organisation, metabolism, growth, adaptation, response to stimuli, and reproduction.

  7. General transcription factor - Wikipedia

    en.wikipedia.org/wiki/General_transcription_factor

    General transcription factors (GTFs), also known as basal transcriptional factors, are a class of protein transcription factors that bind to specific sites on DNA to activate transcription of genetic information from DNA to messenger RNA.

  8. Genetic engineering - Wikipedia

    en.wikipedia.org/wiki/Genetic_engineering

    This is an accepted version of this page This is the latest accepted revision, reviewed on 13 February 2025. Manipulation of an organism's genome For a non-technical introduction to the topic of genetics, see Introduction to genetics. For the song by Orchestral Manoeuvres in the Dark, see Genetic Engineering (song). For the Montreal hardcore band, see Genetic Control. Part of a series on ...

  9. Protein domain - Wikipedia

    en.wikipedia.org/wiki/Protein_domain

    A general method to identify dynamical domains, that is protein regions that behave approximately as rigid units in the course of structural fluctuations, has been introduced by Potestio et al. [62] and, among other applications was also used to compare the consistency of the dynamics-based domain subdivisions with standard structure-based ones.