Definitions

Definitions - How To Notes relating to writing definitions:

Burke: A is a B that C's

 Virion RNA (A) is an amplified strain specimen (B) that ...
 encodes the genomes for a virus.

jluciano: A mature virus particle, consisting of the genome enclosed in a protein shell and constituting the infectious form of the virus. Burke: virion =

 virus genome segments plus
 structural proteins
 ( include the protein shell)