Question

the light dependent reactions take place in the ______ (options: mitochondria, stroma, thylakoid, cytoplasm)

Explanation:

In photosynthesis, light - dependent reactions occur in the thylakoid membranes of chloroplasts. Mitochondria are for cellular respiration, stroma is where light - independent (Calvin cycle) reactions happen, and cytoplasm is not the site for light - dependent reactions of photosynthesis.

Answer:

The option with "thylakoid" (the green - colored option with the label "thylakoid")