noun
- Organic compounds found in plant chloroplasts that function as electron carriers in the light-dependent reactions of photosynthesis.
Usage: technical; biology; plural form of plastoquinone
Examples
- Plastoquinones play a crucial role in transferring electrons between photosystem II and the cytochrome b6f complex.
- The structure of plastoquinones allows them to accept and donate electrons efficiently during photosynthesis.
- Researchers study plastoquinones to better understand the mechanisms of light energy conversion in plants.
- Plastoquinones are lipid-soluble molecules embedded in the thylakoid membrane of chloroplasts.