Tip #1 From the NCERT book, practice each and every worked-out example, graph and diagram, especially- a) Ray diagram for Astronomical Telescope, Compound Microscope and Reflecting Telescope. b) Diagrams...
Viroids: Small RNA Infectious Agents Introduction to Viroids: Viroids are unique infectious agents made up of small, single-stranded RNA molecules. Unlike viruses, viroids do not have a protein...