What are thylakoids? How is it related to a chloroplast? [3 MARKS]

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Solution

Reason : 1 Mark
A thylakoid is a membrane-bound compartment inside chloroplasts and cyanobacteria. They are the site of the light-dependent reactions of photosynthesis.

Explanation : 2 Marks
The chloroplast contains chlorophyll within its thylakoids, which absorbs light energy and gives chloroplasts its green color. Stacks of thylakoids known as grana, exist in the open space of the chloroplast. These are known as the stroma.

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