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Multiple Choice
Which of the following cytopathic effects is considered cytocidal?
A
Cell transformation
B
Inclusion body formation
C
Cell lysis
D
Cell fusion
Verified step by step guidance
1
Understand the term 'cytopathic effect': Cytopathic effects refer to the structural changes in host cells that are caused by viral invasion. These changes can lead to cell damage or death.
Define 'cytocidal': Cytocidal effects are those that result in the death of the host cell. This is a direct consequence of viral infection and replication within the cell.
Examine the options: Cell transformation, inclusion body formation, cell lysis, and cell fusion. Each represents a different type of cytopathic effect.
Identify 'cell lysis': Cell lysis is the breaking down or destruction of the cell membrane, leading to the death of the cell. This is a classic example of a cytocidal effect because it results in cell death.
Conclude why 'cell lysis' is cytocidal: Unlike other effects such as cell transformation or inclusion body formation, which may not directly lead to cell death, cell lysis directly results in the destruction of the cell, making it cytocidal.