1 The cell is the basic unit of all forms of life. However, there are several levels of cell organization within many multicellular organisms. Cells are arranged in hierarchical levels of organization.  The lowest form of organization is the cell followed by tissues, organs, and organ systems.
Distance between Kannur to Kottayam is 326 km by Road and 342 km by Rails. Aerial distance is 283 km.
The nearest railway junction is Kuppam,Andhra Pradesh (35 km)and Jolarpet (60 km) and the nearest railway station is Rayakottai (30 km). A proposal is before the central government-via Jolarpet-Hosur route to build a Railway station in Krishnagiri thus making it part of the Indian railway network.