Answer:
The change that needs to be made is ' "A chloroplast contains thylakoid stacks, called grana that are surrounded by fluid-filled stroma.
Explanation:
Chloroplast can be described as structures present in leaves of a plant which carry out the process of photosynthesis. Photosynthesis is the process by which plants make their own food.
A granum can be described as a stack of thylakoid discs. A chloroplast can comprise 10 to 100 stacks of grana. The thylakoid membrane is the site where light-dependent reactions of photosynthesis occurs.
Stroma can be described as the homogeneous matrix present between the membrane of chloroplast.
