Plastid meaning

plăstĭd
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Any of several cytoplasmic organelles, such as chloroplasts, that contain genetic material, have a double membrane, and are often pigmented. Plastids are found in plants, algae, and certain other eukaryotic organisms and have various physiological functions, such as the synthesis and storage of food.
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Any of several specialized protoplasmic structures occurring in the cytoplasm of some plant cells, in which starch, oil, protein, pigment, etc. are stored.
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Any of several cytoplasmic organelles, such as chloroplasts, that contain genetic material, have a double membrane, and are often pigmented. Plastids are found in plants, algae, and certain other eukaryotic organisms and have various physiological functions, such as the synthesis and storage of food.
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An organelle found in the cells of plants, green algae, red algae, and certain other protists. Like mitochondria, plastids have an inner and outer membrane, and contain their own DNA and ribosomes. Some plastids, such as the chloroplasts in plant leaves, contain pigments.
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(biology) Any of various organelles found in the cells of plants and algae, often concerned with photosynthesis.
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Origin of plastid

  • From Greek plastis plastid- feminine of plastēs molder from plastos molded plastic

    From American Heritage Dictionary of the English Language, 5th Edition