Sentence Examples


  • (15) Ifµ be the refractive index of the medium as modified by the particles, that of the original medium being taken as unity, then 6=(µ - I)dx, and µ - I =nT(D' - D)/2D..
  • If µ' denote the refractive index of the material composing the particles regarded as continuous, D'/D =µ' 2, and µ = 2 nT 0 2 ' 2 - I), (17) reducing to µ - I =nT(µ' - i),..
  • Chromatophores.The chromatophores or plastids are protoplasmic structures, denser than the cytoplasm, and easily distinguishable from it by their color or greater refractive power.
  • In young cells the chromatophores are small, colorless, highly refractive bodies, principally located around the nucleus.
  • In the epidermal cells of the leaf of species of Vanilla (\Vakker), and in the epidermis of different parts of the flower of Funkia, Ornithogalum, &c. (Zimniermann), highly refractive bodies of globular form, elaioplasts, which consist of a granular protein ground-substance containing drops of oil.

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