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Found Virus 3 times.

Displaying results 1 to 10.

1. Virus
* A noncellular biological entity that can reproduce only within a host cell. Viruses consist of nucleic acid covered by protein ; some animal viruses are also surrounded by membrane. Inside the infected cell, the virus uses the synthetic capability of the host to produce progeny virus. * A computer program designed to covertly infiltrate and usually damage a computer system, either by repeatedly copying itself so that it takes up needed memory or by erasing, modifying or damaging other files.

2. Virus
Infectious chemical agent composed of a nucleic acid (DNA or RNA) inside a protein coat.

3. Virusoid
A type of small (300-400 nucleotide s) single-stranded RNA found in the virion s of some plant virus es.

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