cytoplasmic determinant

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cytoplasmic determinant (plural cytoplasmic determinants)

  1. (biology) A substance, present in an egg or blastomere, that determines the fate of those cells that inherit it during cleavage.
    • 1965 Arnold Warren Ravin - The Evolution of Genetics
      Consequently, in order to learn of a cytoplasmic determinant serving a specific hereditary function, one must detect it in a mutated form.
    • 2000 David G. Drubin - Cell Polarity
      A cytoplasmic determinant for dorsal axis formation in an early embryo of Xenopus laevis.