term1 Definition1term2 Definition2term3 Definition3
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Chemical composition of virions:
Back (Definition)
Viruses can be either _ or _
& can have either _ or _ nucleic acid
1-1.RNA 2.DNA
2-1.single 2.double stranded
Viruses can be monopartite :
Or multipartite :
1-(all viral genes contained in a single molecule of nucleic acid)
2-(segmented:viral genes are distributed in multiple copies or segments of nucleic acid)
All viral genomes are haploid:
Expect _ in which genome is diploid
1-(contain only one copy of each gene)
2-retroviruses
Viral genomes :
All DNA viruses are _
Except _ & _
1-double stranded
2-1.circoviruses 2.parvoviruses
All DNA viruses have _ of nucleic acid
Single molecule
All RNA viruses are _
1-single strand
2-1.reoviridae 2.brinaviridae
RNA viruses may be _ molecule ,
_ stranded , or _ and ether (-) _ strand
1-single
2-double
3-segmented
4-(+ or -)
5-single
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