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what is grana

Answer» Grana - A series of stacked thylakoid disks, found in the inner membrane of chloroplasts. Grana are connected by intergranal lamellae.Grana function in the light reactions of photosynthesis. The grana of chloroplast consists of pigment system made upof chlorophyll-a, chlorophyll-b, carotine and xanthophyll.
the stacks of thylakoids embedded in the stroma of a chloroplast.


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