MCQ
$A$ substance forms Zwitter ion. It can have functional groups
- A$- NH _{2},- COOH$
- B$- NH _{2},- SO _{3} H$
- ✓Both $(a)$ and $(b)$
- DNone of these

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$II.$ Photosystem-$II$ is a photosynthesis pigment located on the non-appressed part of stroma only
Identify wheather the given statements are correct or incorrect and choose the correct accordingly