| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | stroma | science | Stroma refers to the colorless fluid surrounding the thylakoids in the chloroplasts, where the dark reactions of photosynthesis occur. | 1 |
| 2 | stroma | science | The stroma is the fluid-filled space surrounding the thylakoid membranes in chloroplasts, where the Calvin cycle takes place. | 1 |