3. cell wall
The cell wall is a rigid supporting structure.
The most common source of contamination with E.coli is by eating contaminated food like meat and eggs.
Answer:
Explanation:
HPV DNA replication during its life cycle occurs in three separate phases (reviewed in [1, 2]). After viral entry into the cell nucleus and the activation of viral gene expression, the viral genome copy number increases to several hundred copies per cell during the initial phase of genome amplification.
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