Where is the Centre for Cellular and Molecular Biology $(CCMB)$ located?

Electron microscope is used for

The microtome was developed by:

Feulgen positive reactions are shown by

$A$ student wishes to study the cell structure under a light microscope having $10X$ eyepiece and $45X$ objective. He should illuminate the object by which one of the following colours of light so as to get the best possible resolution?

Which among the following can be seen only under an electron microscope?