Let us solve Irodov problem 1.1 on Kinematics. The problem states: A motorboat going downstream overcame a raft at a point A; τ=60 min later it turned back and after sometime passed the raft...
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...