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  2. Sequence dance - Wikipedia

    en.wikipedia.org/wiki/Sequence_dance

    Sequence dancing is a form of dance in which a preset pattern of movements is followed, usually to music which is also predetermined. Sequence dancing may include dances of many different styles. The term may include ballroom dances which move round the floor as well as line, square and circle dances. Sequence dancing in general is much older ...

  3. Sequence (music) - Wikipedia

    en.wikipedia.org/wiki/Sequence_(music)

    In music, a sequence is the restatement of a motif or longer melodic (or harmonic) passage at a higher or lower pitch in the same voice. [1] It is one of the most common and simple methods of elaborating a melody in eighteenth and nineteenth century classical music [1] (Classical period and Romantic music).

  4. Transcription factor - Wikipedia

    en.wikipedia.org/wiki/Transcription_factor

    e. Illustration of an activator. In molecular biology, a transcription factor (TF) (or sequence-specific DNA-binding factor) is a protein that controls the rate of transcription of genetic information from DNA to messenger RNA, by binding to a specific DNA sequence. [1][2] The function of TFs is to regulate—turn on and off—genes in order to ...

  5. Piwi-interacting RNA - Wikipedia

    en.wikipedia.org/wiki/Piwi-interacting_RNA

    Piwi-interacting RNA (piRNA) is the largest class of small non-coding RNA molecules expressed in animal cells. [1][2][3] piRNAs form RNA- protein complexes through interactions with piwi -subfamily Argonaute proteins. These piRNA complexes are mostly involved in the epigenetic and post-transcriptional silencing of transposable elements and ...

  6. Open reading frame - Wikipedia

    en.wikipedia.org/wiki/Open_reading_frame

    The ORF Finder (Open Reading Frame Finder) [15] is a graphical analysis tool which finds all open reading frames of a selectable minimum size in a user's sequence or in a sequence already in the database. This tool identifies all open reading frames using the standard or alternative genetic codes. The deduced amino acid sequence can be saved in ...

  7. Ethnomusicology - Wikipedia

    en.wikipedia.org/wiki/Ethnomusicology

    Ethnomusicology (from Greek ἔθνος ethnos ‘nation’ and μουσική mousike ‘music’) is the multidisciplinary study of music in its cultural context, investigating social, cognitive, biological, comparative, and other dimensions involved other than sound. Ethnomusicologists study music as a reflection of culture and investigate ...

  8. Glossary of music terminology - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_music_terminology

    Glossary of music terminology. A variety of musical terms are encountered in printed scores, music reviews, and program notes. Most of the terms are Italian, in accordance with the Italian origins of many European musical conventions. Sometimes, the special musical meanings of these phrases differ from the original or current Italian meanings.

  9. Modulation (music) - Wikipedia

    en.wikipedia.org/wiki/Modulation_(music)

    Key signature change example: C major to C minor. In music, modulation is the change from one tonality (tonic, or tonal center) to another. This may or may not be accompanied by a change in key signature (a key change). Modulations articulate or create the structure or form of many pieces, as well as add interest.