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A biconvex or plano-convex plastid, typically 5–10 μm long and 2–3 μm wide, that has a complex internal structure comprising stacks of membranaceous discs (grana) that bear photosynthetic pigments embedded in a matrix (stroma). It is a semi-autonomous organelle, which contains some genetic material and has some ability to direct the synthesis of its own protein.


Subjects: Genetics and Genomics.

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