4 Written questions
4 Multiple choice questions
- the virus that causes AIDS.
- causes disease in tobacco plants.
- is a part of biology because they are active inside living cells.
- contain RNA or DNA in a protein coat.
4 True/False questions
bacteriophages → causes disease in tobacco plants.
capsid of a virus → is the protective outer coat.
clearcutting of forests → is most closely associated with emerging viruses.
viroid → have nuclei & organelles.