★ Pathogens Quiz
The best way to prevent a viral infection is to
A. take antibiotics
B. take antiviral meds
C. get a vaccination
D. Stay away from sick people
Select your answer:

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Genetics: Viruses and Bacteria › ViewTransformation occurs when ________________.
A. None of these.
B. a virus injects DNA into the bacterium.
C. a plasmid is transferred from one bacteria to another.
D. bacteria take up DNA from the environment.
Biotechnology › View
All cells contain which of the following?
A. Chloroplast
B. Plasma membrane
C. Nucleus
D. Centrosome