Examlex
The __________ policy replaces the page in memory that has not been referenced for the longest time.
Attachment Stage
The initial phase in some viruses' life cycles during which the virus attaches to a host cell's surface.
Viroids
Small, circular RNA molecules that infect plants, lacking a protein coat.
Retroviruses
A type of virus that inserts a copy of its RNA genome into the DNA of a host cell it invades, changing the genome of that cell, such as HIV.
Prions
Infectious agents composed solely of protein, known to cause rare neurodegenerative diseases.
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