#plastid  any of various small particles in the cytoplasm of the cells of plants and some animals containing pigments or starch or oil or protein
  supertype:  #granule  a tiny grain
  subtype:  #chromoplast  plastid containing pigments other than chlorophyll usually yellow or orange carotenoids
  subtype:  #chloroplast  plastid containing chlorophyll and other pigments; in plants that carry out photosynthesis

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