Relier Pairs Match it!Version en ligne Work in pairs. Take turns to start and finish the sentece. Be careful, you only have 2 attempts. par Àlex MT 1 Some viruses, like influenza... 2 When viruses reproduce inside a cell... 3 The capside... 4 Some viruses are are round... 5 Viruses are composed of... 6 Viruses cannot carry out... 7 Nucleic acid 8 All viruses are... 9 To reproduce, viruses... parasites and need a host. is the genetic material and helps viruses to reproduce. any vital functions by themselves. must infect a cell. but they can have many different shapes. a capsid and nucleic acid. have a viral envelope that protects them. they create all the viral components first and then they are all assembled to create a new virus. is a protein shell that protects the genetic material.