Question

what are grana? what role do they play ?


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Answer 1

Answer:

Grana, the plural of granum, are stacks of structures called thylakoids which are little discs of membrane on which the light-dependent reactions of photosynthesis take place. Stacked into grana, the shape of the thylakoids allow for optimum surface area, maximizing the amount of photosynthesis that can happen

Answer 2

Answer:

Grana is structure present in chloroplast of a plant cell

Explanation: They are formed by stacking thylakoids one above the other.One grana is connected to othergrana by stroma lamellae or FRET. the light reaction of photosynthesis takes place in grana.