The dark reaction of photosynthesis occurs in
Stroma
The correct option is option D.
Explanation for the correct option:
Option D:
Explanation for the incorrect options:
Option A:
In the first step, the light reaction, chlorophyll in the grana absorbs light.
Option B:
The innermost matrix of chloroplasts, called the stroma, contains metabolic enzymes and multiple copies of the chloroplast genome.
Option C:
In the cytoplasm, all the cell organelles work together to carry out the cell metabolic processes.
Final answer: The dark reaction of photosynthesis occurs in stroma.