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HPV is the most common sexually transmitted infection (STI)

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vs
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*%*'"'', *
Viruses with RNA that transcribe into DNA are
called retroviruses.
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A ea is a parasite to a dog and is harmful to
the dog.
+an organism that  enrely
upon another % organism (a *) for its existence in
such a way that it * that organism.
(This is the reason why HIV is so incurable.)
-( coat)

inside contains either
RNA or DNA
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-(protein coat)
/ 0*—% that infect 
2. Flu (inuenza), HIV
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D. "*)%
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DNA/RNA is .
DNA/RNA 6 into cell.
Virus 7* to cell.
Virus copies .
Cell  (lyses) and releases new
viruses.
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A virus recognizes cells it can infect by matching its  with a 
on a cell.
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Reproducon
Genec Material
Growth and Development
Response to
Environment
Change over me
Obtain and Use Energy
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